323123230202321 has 2 divisors, whose sum is σ = 323123230202322. Its totient is φ = 323123230202320.

The previous prime is 323123230202317. The next prime is 323123230202341. The reversal of 323123230202321 is 123202032321323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227684711100625 + 95438519101696 = 15089225^2 + 9769264^2 .

It is a cyclic number.

It is not a de Polignac number, because 323123230202321 - 2² = 323123230202317 is a prime.

It is not a weakly prime, because it can be changed into another prime (323123230202341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161561615101160 + 161561615101161.

It is an arithmetic number, because the mean of its divisors is an integer number (161561615101161).

Almost surely, 2^{323123230202321} is an apocalyptic number.

It is an amenable number.

323123230202321 is a deficient number, since it is larger than the sum of its proper divisors (1).

323123230202321 is an equidigital number, since it uses as much as digits as its factorization.

323123230202321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 323123230202321 its reverse (123202032321323), we get a palindrome (446325262523644).

The spelling of 323123230202321 in words is "three hundred twenty-three trillion, one hundred twenty-three billion, two hundred thirty million, two hundred two thousand, three hundred twenty-one".