U+21BFF

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U+21BFF is not a valid unicode character.
Encodings
HTML Entity (decimal) 𡯿
HTML Entity (hex) 𡯿
How to type in Microsoft Windows Alt +21BFF
UTF-8 (hex) 0xF0 0xA1 0xAF 0xBF (f0a1afbf)
UTF-8 (binary) 11110000:10100001:10101111:10111111
UTF-16 (hex) 0xD846 0xDFFF (d846dfff)
UTF-16 (decimal) 55,366 57,343
UTF-32 (hex) 0x00021BFF (21bff)
UTF-32 (decimal) 138,239
C/C++/Java source code "\uD846\uDFFF"
Python source code u"\U00021BFF"
More...
Java Data
string.toUpperCase() 𡯿
string.toLowerCase() 𡯿
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