Fatto generale: 81229 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 81229 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 81229 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: May 25th is the day in 1955 that First ascent of Kangchenjunga (8,586 m.), the third highest mountain in the world, by a British expedition led by Joe Brown and George Band.