113110031211 has 4 divisors (see below), whose sum is σ = 150813374952. Its totient is φ = 75406687472.

The previous prime is 113110031179. The next prime is 113110031261. The reversal of 113110031211 is 112130011311.

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 113110031211 - 2⁵ = 113110031179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113110031261) 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, 18851671866 + ... + 18851671871.

It is an arithmetic number, because the mean of its divisors is an integer number (37703343738).

Almost surely, 2^113110031211 is an apocalyptic number.

113110031211 is a deficient number, since it is larger than the sum of its proper divisors (37703343741).

113110031211 is an equidigital number, since it uses as much as digits as its factorization.

113110031211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37703343740.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 113110031211 its reverse (112130011311), we get a palindrome (225240042522).

The spelling of 113110031211 in words is "one hundred thirteen billion, one hundred ten million, thirty-one thousand, two hundred eleven".