9331311121 has 16 divisors (see below), whose sum is σ = 10549281600. Its totient is φ = 8175988800.

The previous prime is 9331311109. The next prime is 9331311161. The reversal of 9331311121 is 1211131339.

It is a cyclic number.

It is not a de Polignac number, because 9331311121 - 2¹⁷ = 9331180049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9331311161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156535 + ... + 207763.

It is an arithmetic number, because the mean of its divisors is an integer number (659330100).

Almost surely, 2^9331311121 is an apocalyptic number.

It is an amenable number.

9331311121 is a deficient number, since it is larger than the sum of its proper divisors (1217970479).

9331311121 is a wasteful number, since it uses less digits than its factorization.

9331311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51840.

The product of its digits is 486, while the sum is 25.

The square root of 9331311121 is about 96598.7117978289. The cubic root of 9331311121 is about 2105.3011284702.

The spelling of 9331311121 in words is "nine billion, three hundred thirty-one million, three hundred eleven thousand, one hundred twenty-one".