Unicode Character 'DOUBLE INTEGRAL' (U+222C)

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Unicode Data
Name	DOUBLE INTEGRAL
Block	Mathematical Operators
Category	Symbol, Math [Sm]
Combine	0
BIDI	Other Neutrals [ON]
Decomposition	<compat> INTEGRAL (U+222B) INTEGRAL (U+222B)
Mirror	Y
Index entries	DOUBLE INTEGRAL INTEGRAL, DOUBLE
Version	Unicode 1.1.0 (June, 1993)

Encodings
HTML Entity (decimal)	∬
HTML Entity (hex)	∬
How to type in Microsoft Windows	Alt +222C
UTF-8 (hex)	0xE2 0x88 0xAC (e288ac)
UTF-8 (binary)	11100010:10001000:10101100
UTF-16 (hex)	0x222C (222c)
UTF-16 (decimal)	8,748
UTF-32 (hex)	0x0000222C (222c)
UTF-32 (decimal)	8,748
C/C++/Java source code	"\u222C"
Python source code	u"\u222C"
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Java Data
string.toUpperCase()	∬
string.toLowerCase()	∬
Character.UnicodeBlock	MATHEMATICAL_OPERATORS
Character.charCount()	1
Character.getDirectionality()	DIRECTIONALITY_OTHER_NEUTRALS [13]
Character.getNumericValue()	-1
Character.getType()	25
Character.isDefined()	Yes
Character.isDigit()	No
Character.isIdentifierIgnorable()	No
Character.isISOControl()	No
Character.isJavaIdentifierPart()	No
Character.isJavaIdentifierStart()	No
Character.isLetter()	No
Character.isLetterOrDigit()	No
Character.isLowerCase()	No
Character.isMirrored()	Yes
Character.isSpaceChar()	No
Character.isSupplementaryCodePoint()	No
Character.isTitleCase()	No
Character.isUnicodeIdentifierPart()	No
Character.isUnicodeIdentifierStart()	No
Character.isUpperCase()	No
Character.isValidCodePoint()	Yes
Character.isWhitespace()	No