113431005227 has 2 divisors, whose sum is σ = 113431005228. Its totient is φ = 113431005226.

The previous prime is 113431005197. The next prime is 113431005239. The reversal of 113431005227 is 722500134311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113431005227 - 2⁸ = 113431004971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113431005227.

It is not a weakly prime, because it can be changed into another prime (113431005827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56715502613 + 56715502614.

It is an arithmetic number, because the mean of its divisors is an integer number (56715502614).

Almost surely, 2^113431005227 is an apocalyptic number.

113431005227 is a deficient number, since it is larger than the sum of its proper divisors (1).

113431005227 is an equidigital number, since it uses as much as digits as its factorization.

113431005227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 113431005227 its reverse (722500134311), we get a palindrome (835931139538).

The spelling of 113431005227 in words is "one hundred thirteen billion, four hundred thirty-one million, five thousand, two hundred twenty-seven".