124125560012 has 6 divisors (see below), whose sum is σ = 217219730028. Its totient is φ = 62062780004.

The previous prime is 124125560011. The next prime is 124125560051. The reversal of 124125560012 is 210065521421.

It is a super-2 number, since 2×124125560012² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124125560011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15515694998 + ... + 15515695005.

It is an arithmetic number, because the mean of its divisors is an integer number (36203288338).

Almost surely, 2^124125560012 is an apocalyptic number.

It is an amenable number.

124125560012 is a deficient number, since it is larger than the sum of its proper divisors (93094170016).

124125560012 is a wasteful number, since it uses less digits than its factorization.

124125560012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31031390007 (or 31031390005 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 124125560012 in words is "one hundred twenty-four billion, one hundred twenty-five million, five hundred sixty thousand, twelve".