124111412012 has 12 divisors (see below), whose sum is σ = 248222824080. Its totient is φ = 53190605136.

The previous prime is 124111411987. The next prime is 124111412059. The reversal of 124111412012 is 210214111421.

124111412012 is an admirable number.

It is a super-2 number, since 2×124111412012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2216275187 + ... + 2216275242.

It is an arithmetic number, because the mean of its divisors is an integer number (20685235340).

Almost surely, 2^124111412012 is an apocalyptic number.

It is an amenable number.

124111412012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124111412012 is a wasteful number, since it uses less digits than its factorization.

124111412012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4432550440 (or 4432550438 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 124111412012 its reverse (210214111421), we get a palindrome (334325523433).

The spelling of 124111412012 in words is "one hundred twenty-four billion, one hundred eleven million, four hundred twelve thousand, twelve".