200444202221 has 16 divisors (see below), whose sum is σ = 205741529280. Its totient is φ = 195166773120.

The previous prime is 200444202209. The next prime is 200444202223. The reversal of 200444202221 is 122202444002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200444202221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200444202223) 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, 81513290 + ... + 81515748.

It is an arithmetic number, because the mean of its divisors is an integer number (12858845580).

Almost surely, 2^200444202221 is an apocalyptic number.

It is an amenable number.

200444202221 is a deficient number, since it is larger than the sum of its proper divisors (5297327059).

200444202221 is a wasteful number, since it uses less digits than its factorization.

200444202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 200444202221 its reverse (122202444002), we get a palindrome (322646646223).

The spelling of 200444202221 in words is "two hundred billion, four hundred forty-four million, two hundred two thousand, two hundred twenty-one".