120050402155 has 16 divisors (see below), whose sum is σ = 145955759040. Its totient is φ = 94783171968.

The previous prime is 120050402141. The next prime is 120050402177. The reversal of 120050402155 is 551204050021.

It is a cyclic number.

It is not a de Polignac number, because 120050402155 - 2⁷ = 120050402027 is a prime.

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, 246900 + ... + 548689.

It is an arithmetic number, because the mean of its divisors is an integer number (9122234940).

Almost surely, 2^120050402155 is an apocalyptic number.

120050402155 is a deficient number, since it is larger than the sum of its proper divisors (25905356885).

120050402155 is a wasteful number, since it uses less digits than its factorization.

120050402155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795990.

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 120050402155 its reverse (551204050021), we get a palindrome (671254452176).

The spelling of 120050402155 in words is "one hundred twenty billion, fifty million, four hundred two thousand, one hundred fifty-five".