200031322189 has 2 divisors, whose sum is σ = 200031322190. Its totient is φ = 200031322188.

The previous prime is 200031322181. The next prime is 200031322243. The reversal of 200031322189 is 981223130002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190907824900 + 9123497289 = 436930^2 + 95517^2 .

It is a cyclic number.

It is not a de Polignac number, because 200031322189 - 2³ = 200031322181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200031322189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200031322181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100015661094 + 100015661095.

It is an arithmetic number, because the mean of its divisors is an integer number (100015661095).

Almost surely, 2^200031322189 is an apocalyptic number.

It is an amenable number.

200031322189 is a deficient number, since it is larger than the sum of its proper divisors (1).

200031322189 is an equidigital number, since it uses as much as digits as its factorization.

200031322189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 200031322189 in words is "two hundred billion, thirty-one million, three hundred twenty-two thousand, one hundred eighty-nine".