200431013423 has 4 divisors (see below), whose sum is σ = 205319574768. Its totient is φ = 195542452080.

The previous prime is 200431013413. The next prime is 200431013441. The reversal of 200431013423 is 324310134002.

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 200431013423 - 2²⁴ = 200414236207 is a prime.

It is a super-2 number, since 2×200431013423² (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 (200431013413) 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, 2444280611 + ... + 2444280692.

It is an arithmetic number, because the mean of its divisors is an integer number (51329893692).

Almost surely, 2^200431013423 is an apocalyptic number.

200431013423 is a deficient number, since it is larger than the sum of its proper divisors (4888561345).

200431013423 is an equidigital number, since it uses as much as digits as its factorization.

200431013423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4888561344.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 200431013423 its reverse (324310134002), we get a palindrome (524741147425).

The spelling of 200431013423 in words is "two hundred billion, four hundred thirty-one million, thirteen thousand, four hundred twenty-three".