3165116121 has 32 divisors (see below), whose sum is σ = 4947600000. Its totient is φ = 1994264064.

The previous prime is 3165116051. The next prime is 3165116147. The reversal of 3165116121 is 1216115613.

3165116121 is a `hidden beast` number, since 3 + 1 + 651 + 1 + 6 + 1 + 2 + 1 = 666.

It is not a de Polignac number, because 3165116121 - 2¹⁴ = 3165099737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3165116191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215005 + ... + 229253.

It is an arithmetic number, because the mean of its divisors is an integer number (154612500).

Almost surely, 2^3165116121 is an apocalyptic number.

It is an amenable number.

3165116121 is a deficient number, since it is larger than the sum of its proper divisors (1782483879).

3165116121 is a wasteful number, since it uses less digits than its factorization.

3165116121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14710 (or 14704 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 3165116121 is about 56259.3647404590. The cubic root of 3165116121 is about 1468.2383018925.

The spelling of 3165116121 in words is "three billion, one hundred sixty-five million, one hundred sixteen thousand, one hundred twenty-one".