322123121 has 4 divisors (see below), whose sum is σ = 322198512. Its totient is φ = 322047732.

The previous prime is 322123117. The next prime is 322123133. The reversal of 322123121 is 121321223.

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 322123121 - 2² = 322123117 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 322123121.

It is not an unprimeable number, because it can be changed into a prime (322123141) 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, 30875 + ... + 39968.

It is an arithmetic number, because the mean of its divisors is an integer number (80549628).

Almost surely, 2^322123121 is an apocalyptic number.

It is an amenable number.

322123121 is a deficient number, since it is larger than the sum of its proper divisors (75391).

322123121 is an equidigital number, since it uses as much as digits as its factorization.

322123121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75390.

The product of its digits is 144, while the sum is 17.

The square root of 322123121 is about 17947.7887495925. The cubic root of 322123121 is about 685.4997479128.

Adding to 322123121 its reverse (121321223), we get a palindrome (443444344).

The spelling of 322123121 in words is "three hundred twenty-two million, one hundred twenty-three thousand, one hundred twenty-one".