Mathematical Italic Capital Iota
HTML Entity Browser Test:

U+1D6EA is the Unicode hex value of the character Mathematical Italic Capital Iota, which is categorized as "uppercase letter" in the Unicode 6.0 character table.

In addition, U+1D6EA is a composite character comprising of one or more other Unicode characters modified or combined.

Unicode Character Information
Unicode Hex U+1D6EA
General Category Uppercase Letter [Code: Lu]
Canonical Combining Class 0
Bidirectional Category L
Decomposition Mapping <font> 0399
Mirrored N
Unicode Character Encodings
Mathematical Italic Capital Iota HTML Entity &#120554; (decimal entity), &#x1D6EA; (hex entity)
Windows Key Code Alt 120554 or Alt +1D6EA1
Programming Source Code Encodings Python hex: u"\u1D6EA", Hex for C++ and Java: "\u1D6EA"
UTF-8 Hexadecimal Encoding 0xF09D9BAA
1 To type a Unicode symbol in Windows, hold down the ALT key and enter the decimal or hexadecimal code provided using the numeric keypad. The decimal alt code (Alt 120554) will only work on computers with support for this Unicode character in the active code page. The hexadecimal alt code (Alt +1D6EA) will work for all Unicode characters provided Hex input from the numeric keypad is enabled.
* If the Mathematical Italic Capital Iota character does not display correctly in your browser, you may not have a Unicode font on your system that supports this particular symbol.