120115815224 has 16 divisors (see below), whose sum is σ = 225796123800. Its totient is φ = 59903515552.

The previous prime is 120115815199. The next prime is 120115815257. The reversal of 120115815224 is 422518511021.

It is a super-2 number, since 2×120115815224² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 19295702 + ... + 19301925.

Almost surely, 2^120115815224 is an apocalyptic number.

It is an amenable number.

120115815224 is a deficient number, since it is larger than the sum of its proper divisors (105680308576).

120115815224 is a wasteful number, since it uses less digits than its factorization.

120115815224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38598022 (or 38598018 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 32.

The spelling of 120115815224 in words is "one hundred twenty billion, one hundred fifteen million, eight hundred fifteen thousand, two hundred twenty-four".