U+18181

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U+18181 is not a valid unicode character.
Encodings
HTML Entity (decimal) 𘆁
HTML Entity (hex) 𘆁
How to type in Microsoft Windows Alt +18181
UTF-8 (hex) 0xF0 0x98 0x86 0x81 (f0988681)
UTF-8 (binary) 11110000:10011000:10000110:10000001
UTF-16 (hex) 0xD820 0xDD81 (d820dd81)
UTF-16 (decimal) 55,328 56,705
UTF-32 (hex) 0x00018181 (18181)
UTF-32 (decimal) 98,689
C/C++/Java source code "\uD820\uDD81"
Python source code u"\U00018181"
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Java Data
string.toUpperCase() 𘆁
string.toLowerCase() 𘆁
Character.UnicodeBlock TANGUT
Character.charCount() 2
Character.getDirectionality() DIRECTIONALITY_LEFT_TO_RIGHT [0]
Character.getNumericValue() -1
Character.getType() 5
Character.isDefined() Yes
Character.isDigit() No
Character.isIdentifierIgnorable() No
Character.isISOControl() No
Character.isJavaIdentifierPart() Yes
Character.isJavaIdentifierStart() Yes
Character.isLetter() Yes
Character.isLetterOrDigit() Yes
Character.isLowerCase() No
Character.isMirrored() No
Character.isSpaceChar() No
Character.isSupplementaryCodePoint() Yes
Character.isTitleCase() No
Character.isUnicodeIdentifierPart() Yes
Character.isUnicodeIdentifierStart() Yes
Character.isUpperCase() No
Character.isValidCodePoint() Yes
Character.isWhitespace() No