200443340231 has 4 divisors (see below), whose sum is σ = 206909254464. Its totient is φ = 193977426000.

The previous prime is 200443340179. The next prime is 200443340261. The reversal of 200443340231 is 132043344002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200443340231 is a prime.

It is a super-2 number, since 2×200443340231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200443340231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200443340261) 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, 3232957070 + ... + 3232957131.

It is an arithmetic number, because the mean of its divisors is an integer number (51727313616).

Almost surely, 2^200443340231 is an apocalyptic number.

200443340231 is a deficient number, since it is larger than the sum of its proper divisors (6465914233).

200443340231 is an equidigital number, since it uses as much as digits as its factorization.

200443340231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6465914232.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 200443340231 its reverse (132043344002), we get a palindrome (332486684233).

The spelling of 200443340231 in words is "two hundred billion, four hundred forty-three million, three hundred forty thousand, two hundred thirty-one".