123013320303023 has 4 divisors (see below), whose sum is σ = 123117480609288. Its totient is φ = 122909159996760.

The previous prime is 123013320302989. The next prime is 123013320303043. The reversal of 123013320303023 is 320303023310321.

It is a happy number.

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 123013320303023 - 2⁴⁶ = 52644576125359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123013320302983 and 123013320303001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123013320303043) 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, 52080151361 + ... + 52080153722.

It is an arithmetic number, because the mean of its divisors is an integer number (30779370152322).

Almost surely, 2^{123013320303023} is an apocalyptic number.

123013320303023 is a deficient number, since it is larger than the sum of its proper divisors (104160306265).

123013320303023 is a wasteful number, since it uses less digits than its factorization.

123013320303023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104160306264.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 123013320303023 its reverse (320303023310321), we get a palindrome (443316343613344).

The spelling of 123013320303023 in words is "one hundred twenty-three trillion, thirteen billion, three hundred twenty million, three hundred three thousand, twenty-three".