113111133111 has 12 divisors (see below), whose sum is σ = 163914943192. Its totient is φ = 75161793456.

The previous prime is 113111133077. The next prime is 113111133137. The reversal of 113111133111 is 111331111311.

113111133111 is a `hidden beast` number, since 1 + 1 + 311 + 11 + 331 + 11 = 666.

It is not a de Polignac number, because 113111133111 - 2⁷ = 113111132983 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113111133151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20466136 + ... + 20471661.

Almost surely, 2^113111133111 is an apocalyptic number.

113111133111 is a deficient number, since it is larger than the sum of its proper divisors (50803810081).

113111133111 is a wasteful number, since it uses less digits than its factorization.

113111133111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40938110 (or 40938107 counting only the distinct ones).

The product of its digits is 27, while the sum is 18.

Adding to 113111133111 its reverse (111331111311), we get a palindrome (224442244422).

The spelling of 113111133111 in words is "one hundred thirteen billion, one hundred eleven million, one hundred thirty-three thousand, one hundred eleven".