113012320111 has 4 divisors (see below), whose sum is σ = 113760746224. Its totient is φ = 112263894000.

The previous prime is 113012320097. The next prime is 113012320121. The reversal of 113012320111 is 111023210311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113012320111 - 2¹¹ = 113012318063 is a prime.

It is a super-2 number, since 2×113012320111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113012320121) 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 3 ways as a sum of consecutive naturals, for example, 374212830 + ... + 374213131.

It is an arithmetic number, because the mean of its divisors is an integer number (28440186556).

Almost surely, 2^113012320111 is an apocalyptic number.

113012320111 is a deficient number, since it is larger than the sum of its proper divisors (748426113).

113012320111 is an equidigital number, since it uses as much as digits as its factorization.

113012320111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748426112.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 113012320111 its reverse (111023210311), we get a palindrome (224035530422).

The spelling of 113012320111 in words is "one hundred thirteen billion, twelve million, three hundred twenty thousand, one hundred eleven".