322222322122121 has 4 divisors (see below), whose sum is σ = 322259612065044. Its totient is φ = 322185032179200.

The previous prime is 322222322122079. The next prime is 322222322122199. The reversal of 322222322122121 is 121221223222223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7678086316096 + 314544235806025 = 2770936^2 + 17735395^2 .

It is a cyclic number.

It is not a de Polignac number, because 322222322122121 - 2¹⁰ = 322222322121097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322222322122021) 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, 18644958500 + ... + 18644975781.

It is an arithmetic number, because the mean of its divisors is an integer number (80564903016261).

Almost surely, 2^{322222322122121} is an apocalyptic number.

It is an amenable number.

322222322122121 is a deficient number, since it is larger than the sum of its proper divisors (37289942923).

322222322122121 is an equidigital number, since it uses as much as digits as its factorization.

322222322122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37289942922.

The product of its digits is 9216, while the sum is 29.

Adding to 322222322122121 its reverse (121221223222223), we get a palindrome (443443545344344).

The spelling of 322222322122121 in words is "three hundred twenty-two trillion, two hundred twenty-two billion, three hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-one".