323340334321 has 2 divisors, whose sum is σ = 323340334322. Its totient is φ = 323340334320.

The previous prime is 323340334309. The next prime is 323340334391. The reversal of 323340334321 is 123433043323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321189693696 + 2150640625 = 566736^2 + 46375^2 .

It is a cyclic number.

It is not a de Polignac number, because 323340334321 - 2²¹ = 323338237169 is a prime.

It is not a weakly prime, because it can be changed into another prime (323340334391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161670167160 + 161670167161.

It is an arithmetic number, because the mean of its divisors is an integer number (161670167161).

Almost surely, 2^323340334321 is an apocalyptic number.

It is an amenable number.

323340334321 is a deficient number, since it is larger than the sum of its proper divisors (1).

323340334321 is an equidigital number, since it uses as much as digits as its factorization.

323340334321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 323340334321 its reverse (123433043323), we get a palindrome (446773377644).

The spelling of 323340334321 in words is "three hundred twenty-three billion, three hundred forty million, three hundred thirty-four thousand, three hundred twenty-one".