111331113112311 has 16 divisors (see below), whose sum is σ = 156254526115200. Its totient is φ = 70314237705888.

The previous prime is 111331113112309. The next prime is 111331113112313. The reversal of 111331113112311 is 113211311133111.

It is an interprime number because it is at equal distance from previous prime (111331113112309) and next prime (111331113112313).

It is not a de Polignac number, because 111331113112311 - 2¹ = 111331113112309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111331113112313) 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, 29009460 + ... + 32622246.

It is an arithmetic number, because the mean of its divisors is an integer number (9765907882200).

Almost surely, 2^{111331113112311} is an apocalyptic number.

111331113112311 is a deficient number, since it is larger than the sum of its proper divisors (44923413002889).

111331113112311 is a wasteful number, since it uses less digits than its factorization.

111331113112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153438.

The product of its digits is 162, while the sum is 24.

Adding to 111331113112311 its reverse (113211311133111), we get a palindrome (224542424245422).

The spelling of 111331113112311 in words is "one hundred eleven trillion, three hundred thirty-one billion, one hundred thirteen million, one hundred twelve thousand, three hundred eleven".