125104020124 has 24 divisors (see below), whose sum is σ = 224338555728. Its totient is φ = 61008197760.

The previous prime is 125104020113. The next prime is 125104020157. The reversal of 125104020124 is 421020401521.

It is a junction number, because it is equal to n+sod(n) for n = 125104020095 and 125104020104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447979 + ... + 671485.

It is an arithmetic number, because the mean of its divisors is an integer number (9347439822).

Almost surely, 2^125104020124 is an apocalyptic number.

It is an amenable number.

125104020124 is a deficient number, since it is larger than the sum of its proper divisors (99234535604).

125104020124 is a wasteful number, since it uses less digits than its factorization.

125104020124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226965 (or 226963 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 125104020124 its reverse (421020401521), we get a palindrome (546124421645).

The spelling of 125104020124 in words is "one hundred twenty-five billion, one hundred four million, twenty thousand, one hundred twenty-four".