123322231213321 has 4 divisors (see below), whose sum is σ = 140939692815232. Its totient is φ = 105704769611412.

The previous prime is 123322231213267. The next prime is 123322231213333. The reversal of 123322231213321 is 123312132223321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123322231213321 - 2¹⁵ = 123322231180553 is a prime.

It is a super-2 number, since 2×123322231213321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123322231213021) 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, 8808730800945 + ... + 8808730800958.

It is an arithmetic number, because the mean of its divisors is an integer number (35234923203808).

Almost surely, 2^{123322231213321} is an apocalyptic number.

It is an amenable number.

123322231213321 is a deficient number, since it is larger than the sum of its proper divisors (17617461601911).

123322231213321 is an equidigital number, since it uses as much as digits as its factorization.

123322231213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17617461601910.

The product of its digits is 15552, while the sum is 31.

Adding to 123322231213321 its reverse (123312132223321), we get a palindrome (246634363436642).

The spelling of 123322231213321 in words is "one hundred twenty-three trillion, three hundred twenty-two billion, two hundred thirty-one million, two hundred thirteen thousand, three hundred twenty-one".