Hecho general: 71223 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 71223 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 71223 is a boring number.
Fecha histórica: December 31st is the day in 1229 that James I of Aragon the Conqueror enters Medina Mayurqa (now known as Palma, Spain) thus consummating the Christian reconquest of the island of Majorca.