12331113032311 has 16 divisors (see below), whose sum is σ = 13158253239040. Its totient is φ = 11521794144960.

The previous prime is 12331113032179. The next prime is 12331113032417. The reversal of 12331113032311 is 11323031113321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12331113032311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331113032611) 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, 74442166 + ... + 74607628.

It is an arithmetic number, because the mean of its divisors is an integer number (822390827440).

Almost surely, 2^{12331113032311} is an apocalyptic number.

12331113032311 is a deficient number, since it is larger than the sum of its proper divisors (827140206729).

12331113032311 is a wasteful number, since it uses less digits than its factorization.

12331113032311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219286.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 12331113032311 its reverse (11323031113321), we get a palindrome (23654144145632).

The spelling of 12331113032311 in words is "twelve trillion, three hundred thirty-one billion, one hundred thirteen million, thirty-two thousand, three hundred eleven".