Fatto generale: 12278 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 12278 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 12278 is a boring number.
Data storica: August 12th is the day in 1985 that Japan Airlines Flight 123 crashes into Osutaka ridge in Gunma Prefecture, Japan, killing 520, to become the worst single-plane air disaster.