323323320310321 has 4 divisors (see below), whose sum is σ = 323324804091492. Its totient is φ = 323321836529152.

The previous prime is 323323320310301. The next prime is 323323320310343. The reversal of 323323320310321 is 123013023323323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 141184300410000 + 182139019900321 = 11882100^2 + 13495889^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323323320310321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323323320310301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 741563680 + ... + 741999553.

It is an arithmetic number, because the mean of its divisors is an integer number (80831201022873).

Almost surely, 2^{323323320310321} is an apocalyptic number.

It is an amenable number.

323323320310321 is a deficient number, since it is larger than the sum of its proper divisors (1483781171).

323323320310321 is a wasteful number, since it uses less digits than its factorization.

323323320310321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483781170.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 323323320310321 its reverse (123013023323323), we get a palindrome (446336343633644).

The spelling of 323323320310321 in words is "three hundred twenty-three trillion, three hundred twenty-three billion, three hundred twenty million, three hundred ten thousand, three hundred twenty-one".