Fait général: 23191 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 23191 is an uninteresting number.
Culture générale: 23191 is an unremarkable number.
Date historique: June 29th is the day in 2002 that Naval clashes between South Korea and North Korea lead to the death of six South Korean sailors and sinking of a North Korean vessel.