113103312111 has 12 divisors (see below), whose sum is σ = 163390855992. Its totient is φ = 75393251856.

The previous prime is 113103312089. The next prime is 113103312149. The reversal of 113103312111 is 111213301311.

113103312111 is a `hidden beast` number, since 1 + 1 + 310 + 331 + 21 + 1 + 1 = 666.

It is not a de Polignac number, because 113103312111 - 2⁵ = 113103312079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113103312151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 665916 + ... + 818321.

It is an arithmetic number, because the mean of its divisors is an integer number (13615904666).

Almost surely, 2^113103312111 is an apocalyptic number.

113103312111 is a deficient number, since it is larger than the sum of its proper divisors (50287543881).

113103312111 is a wasteful number, since it uses less digits than its factorization.

113103312111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492710 (or 1492707 counting only the distinct ones).

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

Adding to 113103312111 its reverse (111213301311), we get a palindrome (224316613422).

The spelling of 113103312111 in words is "one hundred thirteen billion, one hundred three million, three hundred twelve thousand, one hundred eleven".