113023310123 has 4 divisors (see below), whose sum is σ = 113267421408. Its totient is φ = 112779198840.

The previous prime is 113023310117. The next prime is 113023310143. The reversal of 113023310123 is 321013320311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113023310123 - 2²⁸ = 112754874667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113023310095 and 113023310104.

It is not an unprimeable number, because it can be changed into a prime (113023310143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122054948 + ... + 122055873.

It is an arithmetic number, because the mean of its divisors is an integer number (28316855352).

Almost surely, 2^113023310123 is an apocalyptic number.

113023310123 is a deficient number, since it is larger than the sum of its proper divisors (244111285).

113023310123 is an equidigital number, since it uses as much as digits as its factorization.

113023310123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244111284.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 113023310123 its reverse (321013320311), we get a palindrome (434036630434).

The spelling of 113023310123 in words is "one hundred thirteen billion, twenty-three million, three hundred ten thousand, one hundred twenty-three".