323322032321 has 2 divisors, whose sum is σ = 323322032322. Its totient is φ = 323322032320.

The previous prime is 323322032291. The next prime is 323322032353. The reversal of 323322032321 is 123230223323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 322441129921 + 880902400 = 567839^2 + 29680^2 .

It is a cyclic number.

It is not a de Polignac number, because 323322032321 - 2¹⁰ = 323322031297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (323322032381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161661016160 + 161661016161.

It is an arithmetic number, because the mean of its divisors is an integer number (161661016161).

Almost surely, 2^323322032321 is an apocalyptic number.

It is an amenable number.

323322032321 is a deficient number, since it is larger than the sum of its proper divisors (1).

323322032321 is an equidigital number, since it uses as much as digits as its factorization.

323322032321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 323322032321 its reverse (123230223323), we get a palindrome (446552255644).

The spelling of 323322032321 in words is "three hundred twenty-three billion, three hundred twenty-two million, thirty-two thousand, three hundred twenty-one".