322320021121 has 4 divisors (see below), whose sum is σ = 368365738432. Its totient is φ = 276274303812.

The previous prime is 322320021113. The next prime is 322320021161. The reversal of 322320021121 is 121120023223.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121120023223 = 7351 ⋅16476673.

It is a cyclic number.

It is not a de Polignac number, because 322320021121 - 2³ = 322320021113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322320021161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23022858645 + ... + 23022858658.

It is an arithmetic number, because the mean of its divisors is an integer number (92091434608).

Almost surely, 2^322320021121 is an apocalyptic number.

It is an amenable number.

322320021121 is a deficient number, since it is larger than the sum of its proper divisors (46045717311).

322320021121 is an equidigital number, since it uses as much as digits as its factorization.

322320021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46045717310.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 322320021121 its reverse (121120023223), we get a palindrome (443440044344).

The spelling of 322320021121 in words is "three hundred twenty-two billion, three hundred twenty million, twenty-one thousand, one hundred twenty-one".