113111011233 has 12 divisors (see below), whose sum is σ = 178235533008. Its totient is φ = 68552127960.

The previous prime is 113111011231. The next prime is 113111011243. The reversal of 113111011233 is 332110111311.

It is not a de Polignac number, because 113111011233 - 2¹ = 113111011231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113111011231) 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, 571267635 + ... + 571267832.

It is an arithmetic number, because the mean of its divisors is an integer number (14852961084).

Almost surely, 2^113111011233 is an apocalyptic number.

It is an amenable number.

113111011233 is a deficient number, since it is larger than the sum of its proper divisors (65124521775).

113111011233 is a wasteful number, since it uses less digits than its factorization.

113111011233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142535484 (or 1142535481 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 113111011233 its reverse (332110111311), we get a palindrome (445221122544).

The spelling of 113111011233 in words is "one hundred thirteen billion, one hundred eleven million, eleven thousand, two hundred thirty-three".