321213202413113 has 4 divisors (see below), whose sum is σ = 321216836258340. Its totient is φ = 321209568567888.

The previous prime is 321213202413083. The next prime is 321213202413127. The reversal of 321213202413113 is 311314202312123.

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 49264508001424 + 271948694411689 = 7018868^2 + 16490867^2 .

It is a cyclic number.

It is not a de Polignac number, because 321213202413113 - 2¹⁴ = 321213202396729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321213202413133) 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, 1816790018 + ... + 1816966811.

It is an arithmetic number, because the mean of its divisors is an integer number (80304209064585).

Almost surely, 2^{321213202413113} is an apocalyptic number.

It is an amenable number.

321213202413113 is a deficient number, since it is larger than the sum of its proper divisors (3633845227).

321213202413113 is an equidigital number, since it uses as much as digits as its factorization.

321213202413113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633845226.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 321213202413113 its reverse (311314202312123), we get a palindrome (632527404725236).

The spelling of 321213202413113 in words is "three hundred twenty-one trillion, two hundred thirteen billion, two hundred two million, four hundred thirteen thousand, one hundred thirteen".