Code point
U+2AD0
Glyph appearance depends on your fonts.
U+2AD0
SmU+2AD0 CLOSED SUPERSET is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Supplemental Mathematical Operators block.
Choose the representation you need, then copy its value.
U+2AD0
10960
⫐
⫐
⫐
E2 AB 90
2AD0
00002AD0
%E2%AB%90
\u2AD0
\u2AD0
\u2AD0
\2AD0