200321010431 has 4 divisors (see below), whose sum is σ = 205735091832. Its totient is φ = 194906929032.

The previous prime is 200321010397. The next prime is 200321010443. The reversal of 200321010431 is 134010123002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200321010431 - 2³⁰ = 199247268607 is a prime.

It is a super-2 number, since 2×200321010431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200321010931) 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, 2707040645 + ... + 2707040718.

It is an arithmetic number, because the mean of its divisors is an integer number (51433772958).

Almost surely, 2^200321010431 is an apocalyptic number.

200321010431 is a deficient number, since it is larger than the sum of its proper divisors (5414081401).

200321010431 is an equidigital number, since it uses as much as digits as its factorization.

200321010431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5414081400.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 200321010431 its reverse (134010123002), we get a palindrome (334331133433).

The spelling of 200321010431 in words is "two hundred billion, three hundred twenty-one million, ten thousand, four hundred thirty-one".