Hecho general: 12711 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 12711 is a boring number.
Trivia: 12711 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: October 19th is the day in 1950 that the People's Republic of China joins the Korean War by sending thousands of troops across the Yalu river to fight United Nations forces.