321301113021001 has 2 divisors, whose sum is σ = 321301113021002. Its totient is φ = 321301113021000.

The previous prime is 321301113020999. The next prime is 321301113021011. The reversal of 321301113021001 is 100120311103123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 300320581657600 + 20980531363401 = 17329760^2 + 4580451^2 .

It is a cyclic number.

It is not a de Polignac number, because 321301113021001 - 2¹ = 321301113020999 is a prime.

Together with 321301113020999, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 321301113021001.

It is not a weakly prime, because it can be changed into another prime (321301113021011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160650556510500 + 160650556510501.

It is an arithmetic number, because the mean of its divisors is an integer number (160650556510501).

Almost surely, 2^{321301113021001} is an apocalyptic number.

It is an amenable number.

321301113021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

321301113021001 is an equidigital number, since it uses as much as digits as its factorization.

321301113021001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 321301113021001 its reverse (100120311103123), we get a palindrome (421421424124124).

The spelling of 321301113021001 in words is "three hundred twenty-one trillion, three hundred one billion, one hundred thirteen million, twenty-one thousand, one".