120431121115 has 32 divisors (see below), whose sum is σ = 153739451520. Its totient is φ = 90250942464.

The previous prime is 120431121101. The next prime is 120431121131. The reversal of 120431121115 is 511121134021.

It is a cyclic number.

It is not a de Polignac number, because 120431121115 - 2⁹ = 120431120603 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31254529 + ... + 31258381.

It is an arithmetic number, because the mean of its divisors is an integer number (4804357860).

Almost surely, 2^120431121115 is an apocalyptic number.

120431121115 is a deficient number, since it is larger than the sum of its proper divisors (33308330405).

120431121115 is a wasteful number, since it uses less digits than its factorization.

120431121115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5511.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 120431121115 its reverse (511121134021), we get a palindrome (631552255136).

The spelling of 120431121115 in words is "one hundred twenty billion, four hundred thirty-one million, one hundred twenty-one thousand, one hundred fifteen".