113123023113021 has 64 divisors (see below), whose sum is σ = 157815790387200. Its totient is φ = 71987632464384.

The previous prime is 113123023113007. The next prime is 113123023113031. The reversal of 113123023113021 is 120311320321311.

It is not a de Polignac number, because 113123023113021 - 2²² = 113123018918717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113123023112982 and 113123023113000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113123023113031) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3229946316 + ... + 3229981338.

It is an arithmetic number, because the mean of its divisors is an integer number (2465871724800).

Almost surely, 2^{113123023113021} is an apocalyptic number.

It is an amenable number.

113123023113021 is a deficient number, since it is larger than the sum of its proper divisors (44692767274179).

113123023113021 is a wasteful number, since it uses less digits than its factorization.

113123023113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36410.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 113123023113021 its reverse (120311320321311), we get a palindrome (233434343434332).

The spelling of 113123023113021 in words is "one hundred thirteen trillion, one hundred twenty-three billion, twenty-three million, one hundred thirteen thousand, twenty-one".