323321320323221 has 8 divisors (see below), whose sum is σ = 371278071184800. Its totient is φ = 278458553388240.

The previous prime is 323321320323217. The next prime is 323321320323233. The reversal of 323321320323221 is 122323023123323.

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 323321320323221 - 2² = 323321320323217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323321350323221) 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, 773495981426 + ... + 773495981843.

It is an arithmetic number, because the mean of its divisors is an integer number (46409758898100).

Almost surely, 2^{323321320323221} is an apocalyptic number.

It is an amenable number.

323321320323221 is a deficient number, since it is larger than the sum of its proper divisors (47956750861579).

323321320323221 is a wasteful number, since it uses less digits than its factorization.

323321320323221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546991963299.

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 323321320323221 its reverse (122323023123323), we get a palindrome (445644343446544).

The spelling of 323321320323221 in words is "three hundred twenty-three trillion, three hundred twenty-one billion, three hundred twenty million, three hundred twenty-three thousand, two hundred twenty-one".