322123330121221 has 16 divisors (see below), whose sum is σ = 328789427788800. Its totient is φ = 315525973580928.

The previous prime is 322123330121191. The next prime is 322123330121239. The reversal of 322123330121221 is 122121033321223.

It is a cyclic number.

It is not a de Polignac number, because 322123330121221 - 2⁷ = 322123330121093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 322123330121221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322123330131221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51841476 + ... + 57721618.

It is an arithmetic number, because the mean of its divisors is an integer number (20549339236800).

Almost surely, 2^{322123330121221} is an apocalyptic number.

It is an amenable number.

322123330121221 is a deficient number, since it is larger than the sum of its proper divisors (6666097667579).

322123330121221 is a wasteful number, since it uses less digits than its factorization.

322123330121221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5885988.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 322123330121221 its reverse (122121033321223), we get a palindrome (444244363442444).

The spelling of 322123330121221 in words is "three hundred twenty-two trillion, one hundred twenty-three billion, three hundred thirty million, one hundred twenty-one thousand, two hundred twenty-one".