200202320312017 has 2 divisors, whose sum is σ = 200202320312018. Its totient is φ = 200202320312016.

The previous prime is 200202320311997. The next prime is 200202320312047. The reversal of 200202320312017 is 710213023202002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198319650925201 + 1882669386816 = 14082601^2 + 1372104^2 .

It is a cyclic number.

It is not a de Polignac number, because 200202320312017 - 2²³ = 200202311923409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200202320311982 and 200202320312000.

It is not a weakly prime, because it can be changed into another prime (200202320312047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100101160156008 + 100101160156009.

It is an arithmetic number, because the mean of its divisors is an integer number (100101160156009).

Almost surely, 2^{200202320312017} is an apocalyptic number.

It is an amenable number.

200202320312017 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202320312017 is an equidigital number, since it uses as much as digits as its factorization.

200202320312017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 200202320312017 its reverse (710213023202002), we get a palindrome (910415343514019).

The spelling of 200202320312017 in words is "two hundred trillion, two hundred two billion, three hundred twenty million, three hundred twelve thousand, seventeen".