2721 · · · 2721 · · Code (Short Name / Abbr) 2721 · · Long Name 4 · · Number of Characters Four Corner Code · · Property Characters · 亿 cjk unified ideograph | hundred million; many U+4EBF 伲 cjk unified ideograph | we (Shanghai dialect) U+4F32 凫 cjk unified ideograph | wild duck, teal; swim U+51EB 觑 cjk unified ideograph | peep at; watch, spy on U+89D1