123122323221321 has 32 divisors (see below), whose sum is σ = 168685600527360. Its totient is φ = 79822558722816.

The previous prime is 123122323221277. The next prime is 123122323221353.

It is a happy number.

123122323221321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 123122323221321 - 2⁷ = 123122323221193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123122323221361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3703244520 + ... + 3703277766.

It is an arithmetic number, because the mean of its divisors is an integer number (5271425016480).

Almost surely, 2^{123122323221321} is an apocalyptic number.

It is an amenable number.

123122323221321 is a deficient number, since it is larger than the sum of its proper divisors (45563277306039).

123122323221321 is a wasteful number, since it uses less digits than its factorization.

123122323221321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49233.

The product of its digits is 10368, while the sum is 30.

The spelling of 123122323221321 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, three hundred twenty-three million, two hundred twenty-one thousand, three hundred twenty-one".