321323323 has 2 divisors, whose sum is σ = 321323324. Its totient is φ = 321323322.

The previous prime is 321323287. The next prime is 321323329. The reversal of 321323323 is 323323123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321323323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321323294 and 321323303.

It is not a weakly prime, because it can be changed into another prime (321323329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160661661 + 160661662.

It is an arithmetic number, because the mean of its divisors is an integer number (160661662).

Almost surely, 2^321323323 is an apocalyptic number.

321323323 is a deficient number, since it is larger than the sum of its proper divisors (1).

321323323 is an equidigital number, since it uses as much as digits as its factorization.

321323323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 22.

The square root of 321323323 is about 17925.4936612636. The cubic root of 321323323 is about 684.9319363349.

Adding to 321323323 its reverse (323323123), we get a palindrome (644646446).

The spelling of 321323323 in words is "three hundred twenty-one million, three hundred twenty-three thousand, three hundred twenty-three".