323222321021 has 4 divisors (see below), whose sum is σ = 325547661600. Its totient is φ = 320896980444.

The previous prime is 323222321017. The next prime is 323222321083. The reversal of 323222321021 is 120123222323.

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 323222321021 - 2² = 323222321017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323222329021) 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, 1162670081 + ... + 1162670358.

It is an arithmetic number, because the mean of its divisors is an integer number (81386915400).

Almost surely, 2^323222321021 is an apocalyptic number.

It is an amenable number.

323222321021 is a deficient number, since it is larger than the sum of its proper divisors (2325340579).

323222321021 is a wasteful number, since it uses less digits than its factorization.

323222321021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325340578.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 323222321021 its reverse (120123222323), we get a palindrome (443345543344).

The spelling of 323222321021 in words is "three hundred twenty-three billion, two hundred twenty-two million, three hundred twenty-one thousand, twenty-one".