120116655020 has 48 divisors (see below), whose sum is σ = 253595270880. Its totient is φ = 47789865984.

The previous prime is 120116655019. The next prime is 120116655041. The reversal of 120116655020 is 20556611021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5022932 + ... + 5046788.

It is an arithmetic number, because the mean of its divisors is an integer number (5283234810).

Almost surely, 2^120116655020 is an apocalyptic number.

120116655020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120116655020 is an abundant number, since it is smaller than the sum of its proper divisors (133478615860).

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

120116655020 is a wasteful number, since it uses less digits than its factorization.

120116655020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25202 (or 25200 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 120116655020 in words is "one hundred twenty billion, one hundred sixteen million, six hundred fifty-five thousand, twenty".