323104324321 has 2 divisors, whose sum is σ = 323104324322. Its totient is φ = 323104324320.

The previous prime is 323104324313. The next prime is 323104324337. The reversal of 323104324321 is 123423401323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 313251776721 + 9852547600 = 559689^2 + 99260^2 .

It is a cyclic number.

It is not a de Polignac number, because 323104324321 - 2³ = 323104324313 is a prime.

It is a super-2 number, since 2×323104324321² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323104324321.

It is not a weakly prime, because it can be changed into another prime (323104324351) 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, 161552162160 + 161552162161.

It is an arithmetic number, because the mean of its divisors is an integer number (161552162161).

Almost surely, 2^323104324321 is an apocalyptic number.

It is an amenable number.

323104324321 is a deficient number, since it is larger than the sum of its proper divisors (1).

323104324321 is an equidigital number, since it uses as much as digits as its factorization.

323104324321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 323104324321 its reverse (123423401323), we get a palindrome (446527725644).

The spelling of 323104324321 in words is "three hundred twenty-three billion, one hundred four million, three hundred twenty-four thousand, three hundred twenty-one".