200020022197 has 2 divisors, whose sum is σ = 200020022198. Its totient is φ = 200020022196.

The previous prime is 200020022183. The next prime is 200020022221. The reversal of 200020022197 is 791220020002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199421192356 + 598829841 = 446566^2 + 24471^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020022197 - 2³⁵ = 165660283829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200026022197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010011098 + 100010011099.

It is an arithmetic number, because the mean of its divisors is an integer number (100010011099).

Almost surely, 2^200020022197 is an apocalyptic number.

It is an amenable number.

200020022197 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020022197 is an equidigital number, since it uses as much as digits as its factorization.

200020022197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 200020022197 its reverse (791220020002), we get a palindrome (991240042199).

The spelling of 200020022197 in words is "two hundred billion, twenty million, twenty-two thousand, one hundred ninety-seven".