331310111011 has 12 divisors (see below), whose sum is σ = 365210818000. Its totient is φ = 300327960240.

The previous prime is 331310110987. The next prime is 331310111017. The reversal of 331310111011 is 110111013133.

It is not a de Polignac number, because 331310111011 - 2²⁹ = 330773240099 is a prime.

It is a super-2 number, since 2×331310111011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331310111017) 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 11 ways as a sum of consecutive naturals, for example, 3880551 + ... + 3965008.

Almost surely, 2^331310111011 is an apocalyptic number.

331310111011 is a deficient number, since it is larger than the sum of its proper divisors (33900706989).

331310111011 is a wasteful number, since it uses less digits than its factorization.

331310111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7845930 (or 7845919 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 16.

Adding to 331310111011 its reverse (110111013133), we get a palindrome (441421124144).

The spelling of 331310111011 in words is "three hundred thirty-one billion, three hundred ten million, one hundred eleven thousand, eleven".