200002131087529 has 2 divisors, whose sum is σ = 200002131087530. Its totient is φ = 200002131087528.

The previous prime is 200002131087491. The next prime is 200002131087569. The reversal of 200002131087529 is 925780131200002.

It is an a-pointer prime, because the next prime (200002131087569) can be obtained adding 200002131087529 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193675874895504 + 6326256192025 = 13916748^2 + 2515205^2 .

It is a cyclic number.

It is not a de Polignac number, because 200002131087529 - 2⁴³ = 191206038065321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200002131087491 and 200002131087500.

It is not a weakly prime, because it can be changed into another prime (200002131087569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100001065543764 + 100001065543765.

It is an arithmetic number, because the mean of its divisors is an integer number (100001065543765).

Almost surely, 2^{200002131087529} is an apocalyptic number.

It is an amenable number.

200002131087529 is a deficient number, since it is larger than the sum of its proper divisors (1).

200002131087529 is an equidigital number, since it uses as much as digits as its factorization.

200002131087529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 200002131087529 in words is "two hundred trillion, two billion, one hundred thirty-one million, eighty-seven thousand, five hundred twenty-nine".