\setupbodyfont[lucidaot]

\starttext

\def\test#1%
  {\hbox
     {$
      \char#1\Umathchar "1 "0 #1
      \displaystyle
\ctxlua{inspect(fonts.hashes.identifiers[node.family_font(1)].properties.filename)}
\ctxlua{inspect(fonts.hashes.identifiers[node.family_font(1)].mathparameters.DisplayOperatorMinHeight)}
      (\number\Umathoperatorsize\displaystyle):
      \char#1\Umathchar "1 "0 #1
      $}
   \par}

\test{"222B}
% \test{"222C} \test{"222D} \test{"222E} \test{"222F}
% \test{"2230} \test{"2231} \test{"2232} \test{"2233}
% \test{"2A0C} \test{"2A0D} \test{"2A0E} \test{"2A0F}
% \test{"2A10} \test{"2A11} \test{"2A12} \test{"2A13} \test{"2A14} \test{"2A15}
% \test{"2A16} \test{"2A17} \test{"2A18} \test{"2A19} \test{"2A1A} \test{"2A1B} \test{"2A1C}

\stoptext
