200202212019917 has 2 divisors, whose sum is σ = 200202212019918. Its totient is φ = 200202212019916.

The previous prime is 200202212019911. The next prime is 200202212020051. The reversal of 200202212019917 is 719910212202002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186089048970916 + 14113163049001 = 13641446^2 + 3756749^2 .

It is a cyclic number.

It is not a de Polignac number, because 200202212019917 - 2³⁸ = 199927334112973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200202212019911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100101106009958 + 100101106009959.

It is an arithmetic number, because the mean of its divisors is an integer number (100101106009959).

Almost surely, 2^{200202212019917} is an apocalyptic number.

It is an amenable number.

200202212019917 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202212019917 is an equidigital number, since it uses as much as digits as its factorization.

200202212019917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 200202212019917 in words is "two hundred trillion, two hundred two billion, two hundred twelve million, nineteen thousand, nine hundred seventeen".