113230031017 has 2 divisors, whose sum is σ = 113230031018. Its totient is φ = 113230031016.

The previous prime is 113230030997. The next prime is 113230031029. The reversal of 113230031017 is 710130032311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111646866496 + 1583164521 = 334136^2 + 39789^2 .

It is a cyclic number.

It is not a de Polignac number, because 113230031017 - 2⁷ = 113230030889 is a prime.

It is a super-2 number, since 2×113230031017² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113230031617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56615015508 + 56615015509.

It is an arithmetic number, because the mean of its divisors is an integer number (56615015509).

Almost surely, 2^113230031017 is an apocalyptic number.

It is an amenable number.

113230031017 is a deficient number, since it is larger than the sum of its proper divisors (1).

113230031017 is an equidigital number, since it uses as much as digits as its factorization.

113230031017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

Adding to 113230031017 its reverse (710130032311), we get a palindrome (823360063328).

The spelling of 113230031017 in words is "one hundred thirteen billion, two hundred thirty million, thirty-one thousand, seventeen".