123220132332321 has 16 divisors (see below), whose sum is σ = 173134098990720. Its totient is φ = 77797184995200.

The previous prime is 123220132332301. The next prime is 123220132332343. The reversal of 123220132332321 is 123233231022321.

It is not a de Polignac number, because 123220132332321 - 2¹⁰ = 123220132331297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123220132332301) 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 15 ways as a sum of consecutive naturals, for example, 8840582236 + ... + 8840596173.

It is an arithmetic number, because the mean of its divisors is an integer number (10820881186920).

Almost surely, 2^{123220132332321} is an apocalyptic number.

It is an amenable number.

123220132332321 is a deficient number, since it is larger than the sum of its proper divisors (49913966658399).

123220132332321 is a wasteful number, since it uses less digits than its factorization.

123220132332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17681178536.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 123220132332321 its reverse (123233231022321), we get a palindrome (246453363354642).

The spelling of 123220132332321 in words is "one hundred twenty-three trillion, two hundred twenty billion, one hundred thirty-two million, three hundred thirty-two thousand, three hundred twenty-one".