U+21FF1

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U+21FF1 is not a valid unicode character.
Encodings
HTML Entity (decimal) 𡿱
HTML Entity (hex) 𡿱
How to type in Microsoft Windows Alt +21FF1
UTF-8 (hex) 0xF0 0xA1 0xBF 0xB1 (f0a1bfb1)
UTF-8 (binary) 11110000:10100001:10111111:10110001
UTF-16 (hex) 0xD847 0xDFF1 (d847dff1)
UTF-16 (decimal) 55,367 57,329
UTF-32 (hex) 0x00021FF1 (21FF1)
UTF-32 (decimal) 139,249
C/C++/Java source code "\uD847\uDFF1"
Python source code u"\U00021FF1"
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Java Data
string.toUpperCase() 𡿱
string.toLowerCase() 𡿱
Character.UnicodeBlock CJK_UNIFIED_IDEOGRAPHS_EXTENSION_B
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