Fatto generale: 4101 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 4101 is an uninteresting number.
Trivia: 4101 is an uninteresting number.
Data storica: March 24th is the day in 1986 that the Loscoe gas explosion leads to new UK laws on landfill gas migration and gas protection on landfill sites.