Hecho general: 63223 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 63223 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 63223 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: February 4th is the day in 960 that the coronation of Zhao Kuangyin as Emperor Taizu of Song, initiating the Song Dynasty period of China that would last more than three centuries.