113304245231 has 4 divisors (see below), whose sum is σ = 117211288200. Its totient is φ = 109397202264.

The previous prime is 113304245227. The next prime is 113304245233. The reversal of 113304245231 is 132542403311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 132542403311 = 155539 ⋅852149.

It is a cyclic number.

It is not a de Polignac number, because 113304245231 - 2² = 113304245227 is a prime.

It is a super-2 number, since 2×113304245231² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 3907042939 = 113304245231 / (1 + 1 + 3 + 3 + 0 + 4 + 2 + 4 + 5 + 2 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113304245194 and 113304245203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113304245233) 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, 1953521441 + ... + 1953521498.

It is an arithmetic number, because the mean of its divisors is an integer number (29302822050).

Almost surely, 2^113304245231 is an apocalyptic number.

113304245231 is a deficient number, since it is larger than the sum of its proper divisors (3907042969).

113304245231 is an equidigital number, since it uses as much as digits as its factorization.

113304245231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3907042968.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 113304245231 its reverse (132542403311), we get a palindrome (245846648542).

The spelling of 113304245231 in words is "one hundred thirteen billion, three hundred four million, two hundred forty-five thousand, two hundred thirty-one".