123012022033223 has 4 divisors (see below), whose sum is σ = 129486338982360. Its totient is φ = 116537705084088.

The previous prime is 123012022033171. The next prime is 123012022033247. The reversal of 123012022033223 is 322330220210321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123012022033223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123012022033192 and 123012022033201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123012022033283) 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, 3237158474540 + ... + 3237158474577.

It is an arithmetic number, because the mean of its divisors is an integer number (32371584745590).

Almost surely, 2^{123012022033223} is an apocalyptic number.

123012022033223 is a deficient number, since it is larger than the sum of its proper divisors (6474316949137).

123012022033223 is an equidigital number, since it uses as much as digits as its factorization.

123012022033223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6474316949136.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 123012022033223 its reverse (322330220210321), we get a palindrome (445342242243544).

The spelling of 123012022033223 in words is "one hundred twenty-three trillion, twelve billion, twenty-two million, thirty-three thousand, two hundred twenty-three".