113112012323111 has 4 divisors (see below), whose sum is σ = 113125498919352. Its totient is φ = 113098525726872.

The previous prime is 113112012323039. The next prime is 113112012323237. The reversal of 113112012323111 is 111323210211311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113112012323111 is a prime.

It is a super-2 number, since 2×113112012323111² (a number of 29 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 (113112012326111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6743285540 + ... + 6743302313.

It is an arithmetic number, because the mean of its divisors is an integer number (28281374729838).

Almost surely, 2^{113112012323111} is an apocalyptic number.

113112012323111 is a deficient number, since it is larger than the sum of its proper divisors (13486596241).

113112012323111 is an equidigital number, since it uses as much as digits as its factorization.

113112012323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13486596240.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 113112012323111 its reverse (111323210211311), we get a palindrome (224435222534422).

The spelling of 113112012323111 in words is "one hundred thirteen trillion, one hundred twelve billion, twelve million, three hundred twenty-three thousand, one hundred eleven".