200200001811917 has 2 divisors, whose sum is σ = 200200001811918. Its totient is φ = 200200001811916.

The previous prime is 200200001811899. The next prime is 200200001812003. The reversal of 200200001811917 is 719118100002002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192681772332196 + 7518229479721 = 13880986^2 + 2741939^2 .

It is a cyclic number.

It is not a de Polignac number, because 200200001811917 - 2⁸ = 200200001811661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200200001811317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100000905958 + 100100000905959.

It is an arithmetic number, because the mean of its divisors is an integer number (100100000905959).

Almost surely, 2^{200200001811917} is an apocalyptic number.

It is an amenable number.

200200001811917 is a deficient number, since it is larger than the sum of its proper divisors (1).

200200001811917 is an equidigital number, since it uses as much as digits as its factorization.

200200001811917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 32.

Adding to 200200001811917 its reverse (719118100002002), we get a palindrome (919318101813919).

The spelling of 200200001811917 in words is "two hundred trillion, two hundred billion, one million, eight hundred eleven thousand, nine hundred seventeen".