120937831651 has 16 divisors (see below), whose sum is σ = 152476970688. Its totient is φ = 93353241600.

The previous prime is 120937831633. The next prime is 120937831667. The reversal of 120937831651 is 156138739021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120937831651 - 2²⁷ = 120803613923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120937831601) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16203430 + ... + 16210891.

It is an arithmetic number, because the mean of its divisors is an integer number (9529810668).

Almost surely, 2^120937831651 is an apocalyptic number.

120937831651 is a deficient number, since it is larger than the sum of its proper divisors (31539139037).

120937831651 is a wasteful number, since it uses less digits than its factorization.

120937831651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32414382.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 120937831651 in words is "one hundred twenty billion, nine hundred thirty-seven million, eight hundred thirty-one thousand, six hundred fifty-one".