321132320213 has 8 divisors (see below), whose sum is σ = 324752256000. Its totient is φ = 317512644768.

The previous prime is 321132320203. The next prime is 321132320231. The reversal of 321132320213 is 312023231123.

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 321132320213 - 2¹⁴ = 321132303829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321132320203) 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, 3523820 + ... + 3613802.

It is an arithmetic number, because the mean of its divisors is an integer number (40594032000).

Almost surely, 2^321132320213 is an apocalyptic number.

It is an amenable number.

321132320213 is a deficient number, since it is larger than the sum of its proper divisors (3619935787).

321132320213 is an equidigital number, since it uses as much as digits as its factorization.

321132320213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130171.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321132320213 its reverse (312023231123), we get a palindrome (633155551336).

The spelling of 321132320213 in words is "three hundred twenty-one billion, one hundred thirty-two million, three hundred twenty thousand, two hundred thirteen".