323021320321 has 8 divisors (see below), whose sum is σ = 381075843584. Its totient is φ = 267943952160.

The previous prime is 323021320283. The next prime is 323021320327. The reversal of 323021320321 is 123023120323.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 323021320321 - 2²¹ = 323019223169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323021320292 and 323021320301.

It is not an unprimeable number, because it can be changed into a prime (323021320327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 744288540 + ... + 744288973.

It is an arithmetic number, because the mean of its divisors is an integer number (47634480448).

Almost surely, 2^323021320321 is an apocalyptic number.

323021320321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

323021320321 is a deficient number, since it is larger than the sum of its proper divisors (58054523263).

323021320321 is a wasteful number, since it uses less digits than its factorization.

323021320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488577551.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 323021320321 its reverse (123023120323), we get a palindrome (446044440644).

The spelling of 323021320321 in words is "three hundred twenty-three billion, twenty-one million, three hundred twenty thousand, three hundred twenty-one".