323121222023 has 2 divisors, whose sum is σ = 323121222024. Its totient is φ = 323121222022.

The previous prime is 323121222007. The next prime is 323121222041. The reversal of 323121222023 is 320222121323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323121222023 - 2⁴ = 323121222007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323121222023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323121222623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161560611011 + 161560611012.

It is an arithmetic number, because the mean of its divisors is an integer number (161560611012).

Almost surely, 2^323121222023 is an apocalyptic number.

323121222023 is a deficient number, since it is larger than the sum of its proper divisors (1).

323121222023 is an equidigital number, since it uses as much as digits as its factorization.

323121222023 is an odious number, because the sum of its binary digits is odd.

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

Adding to 323121222023 its reverse (320222121323), we get a palindrome (643343343346).

The spelling of 323121222023 in words is "three hundred twenty-three billion, one hundred twenty-one million, two hundred twenty-two thousand, twenty-three".