200002131087569 has 2 divisors, whose sum is σ = 200002131087570. Its totient is φ = 200002131087568.

The previous prime is 200002131087529. The next prime is 200002131087587. The reversal of 200002131087569 is 965780131200002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175605565140625 + 24396565946944 = 13251625^2 + 4939288^2 .

It is a cyclic number.

It is not a de Polignac number, because 200002131087569 - 2²⁸ = 200001862652113 is a prime.

It is a super-2 number, since 2×200002131087569² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200002131087529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100001065543784 + 100001065543785.

It is an arithmetic number, because the mean of its divisors is an integer number (100001065543785).

Almost surely, 2^{200002131087569} is an apocalyptic number.

It is an amenable number.

200002131087569 is a deficient number, since it is larger than the sum of its proper divisors (1).

200002131087569 is an equidigital number, since it uses as much as digits as its factorization.

200002131087569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 200002131087569 in words is "two hundred trillion, two billion, one hundred thirty-one million, eighty-seven thousand, five hundred sixty-nine".