200022209 has 2 divisors, whose sum is σ = 200022210. Its totient is φ = 200022208.

The previous prime is 200022203. The next prime is 200022217. The reversal of 200022209 is 902220002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187772209 + 12250000 = 13703^2 + 3500^2 .

It is a cyclic number.

It is not a de Polignac number, because 200022209 - 2⁸ = 200021953 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_11080115 and since 200022209 and 11080115 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (200022203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100011104 + 100011105.

It is an arithmetic number, because the mean of its divisors is an integer number (100011105).

Almost surely, 2^200022209 is an apocalyptic number.

It is an amenable number.

200022209 is a deficient number, since it is larger than the sum of its proper divisors (1).

200022209 is an equidigital number, since it uses as much as digits as its factorization.

200022209 is an odious number, because the sum of its binary digits is odd.

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

The square root of 200022209 is about 14142.9208086590. The cubic root of 200022209 is about 584.8251933447.

The spelling of 200022209 in words is "two hundred million, twenty-two thousand, two hundred nine".