113103230331 has 96 divisors (see below), whose sum is σ = 197098696704. Its totient is φ = 56080512000.

The previous prime is 113103230329. The next prime is 113103230341. The reversal of 113103230331 is 133032301311.

It is not a de Polignac number, because 113103230331 - 2¹ = 113103230329 is a prime.

It is a super-2 number, since 2×113103230331² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 113103230298 and 113103230307.

It is not an unprimeable number, because it can be changed into a prime (113103230311) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 188191431 + ... + 188192031.

It is an arithmetic number, because the mean of its divisors is an integer number (2053111424).

Almost surely, 2^113103230331 is an apocalyptic number.

113103230331 is a deficient number, since it is larger than the sum of its proper divisors (83995466373).

113103230331 is an equidigital number, since it uses as much as digits as its factorization.

113103230331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 113103230331 its reverse (133032301311), we get a palindrome (246135531642).

The spelling of 113103230331 in words is "one hundred thirteen billion, one hundred three million, two hundred thirty thousand, three hundred thirty-one".