200020122209 has 2 divisors, whose sum is σ = 200020122210. Its totient is φ = 200020122208.

The previous prime is 200020122187. The next prime is 200020122223. The reversal of 200020122209 is 902221020002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150214380625 + 49805741584 = 387575^2 + 223172^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200020122209 is a prime.

It is not a weakly prime, because it can be changed into another prime (200020142209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010061104 + 100010061105.

It is an arithmetic number, because the mean of its divisors is an integer number (100010061105).

Almost surely, 2^200020122209 is an apocalyptic number.

It is an amenable number.

200020122209 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020122209 is an equidigital number, since it uses as much as digits as its factorization.

200020122209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 200020122209 in words is "two hundred billion, twenty million, one hundred twenty-two thousand, two hundred nine".