200310113330321 has 4 divisors (see below), whose sum is σ = 200643408028644. Its totient is φ = 199976818632000.

The previous prime is 200310113330317. The next prime is 200310113330387. The reversal of 200310113330321 is 123033311013002.

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 140707637100625 + 59602476229696 = 11862025^2 + 7720264^2 .

It is a cyclic number.

It is not a de Polignac number, because 200310113330321 - 2² = 200310113330317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200310113330311) 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, 166647348260 + ... + 166647349461.

It is an arithmetic number, because the mean of its divisors is an integer number (50160852007161).

Almost surely, 2^{200310113330321} is an apocalyptic number.

It is an amenable number.

200310113330321 is a deficient number, since it is larger than the sum of its proper divisors (333294698323).

200310113330321 is an equidigital number, since it uses as much as digits as its factorization.

200310113330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333294698322.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 200310113330321 its reverse (123033311013002), we get a palindrome (323343424343323).

The spelling of 200310113330321 in words is "two hundred trillion, three hundred ten billion, one hundred thirteen million, three hundred thirty thousand, three hundred twenty-one".