113131130111 has 2 divisors, whose sum is σ = 113131130112. Its totient is φ = 113131130110.

The previous prime is 113131130081. The next prime is 113131130117. The reversal of 113131130111 is 111031131311.

It is a strong prime.

It is an emirp because it is prime and its reverse (111031131311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113131130111 - 2²⁶ = 113064021247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113131130111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113131130117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56565565055 + 56565565056.

It is an arithmetic number, because the mean of its divisors is an integer number (56565565056).

Almost surely, 2^113131130111 is an apocalyptic number.

113131130111 is a deficient number, since it is larger than the sum of its proper divisors (1).

113131130111 is an equidigital number, since it uses as much as digits as its factorization.

113131130111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 113131130111 its reverse (111031131311), we get a palindrome (224162261422).

The spelling of 113131130111 in words is "one hundred thirteen billion, one hundred thirty-one million, one hundred thirty thousand, one hundred eleven".