200321312999 has 16 divisors (see below), whose sum is σ = 215065715040. Its totient is φ = 185922293760.

The previous prime is 200321312993. The next prime is 200321313047. The reversal of 200321312999 is 999213123002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200321312999 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200321312993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134807 + ... + 647159.

It is an arithmetic number, because the mean of its divisors is an integer number (13441607190).

Almost surely, 2^200321312999 is an apocalyptic number.

200321312999 is a deficient number, since it is larger than the sum of its proper divisors (14744402041).

200321312999 is a wasteful number, since it uses less digits than its factorization.

200321312999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512690.

The product of its (nonzero) digits is 52488, while the sum is 41.

The spelling of 200321312999 in words is "two hundred billion, three hundred twenty-one million, three hundred twelve thousand, nine hundred ninety-nine".