113021311023 has 48 divisors (see below), whose sum is σ = 170296308000. Its totient is φ = 72141560064.

The previous prime is 113021310977. The next prime is 113021311043. The reversal of 113021311023 is 320113120311.

It is not a de Polignac number, because 113021311023 - 2¹² = 113021306927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113021310987 and 113021311005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113021311043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49809933 + ... + 49812201.

It is an arithmetic number, because the mean of its divisors is an integer number (3547839750).

Almost surely, 2^113021311023 is an apocalyptic number.

113021311023 is a deficient number, since it is larger than the sum of its proper divisors (57274996977).

113021311023 is a wasteful number, since it uses less digits than its factorization.

113021311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3816 (or 3813 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 113021311023 its reverse (320113120311), we get a palindrome (433134431334).

The spelling of 113021311023 in words is "one hundred thirteen billion, twenty-one million, three hundred eleven thousand, twenty-three".