200210112720217 has 2 divisors, whose sum is σ = 200210112720218. Its totient is φ = 200210112720216.

The previous prime is 200210112720169. The next prime is 200210112720287. The reversal of 200210112720217 is 712027211012002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185361390333001 + 14848722387216 = 13614749^2 + 3853404^2 .

It is a cyclic number.

It is not a de Polignac number, because 200210112720217 - 2¹¹ = 200210112718169 is a prime.

It is not a weakly prime, because it can be changed into another prime (200210112720287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105056360108 + 100105056360109.

It is an arithmetic number, because the mean of its divisors is an integer number (100105056360109).

Almost surely, 2^{200210112720217} is an apocalyptic number.

It is an amenable number.

200210112720217 is a deficient number, since it is larger than the sum of its proper divisors (1).

200210112720217 is an equidigital number, since it uses as much as digits as its factorization.

200210112720217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 28.

Adding to 200210112720217 its reverse (712027211012002), we get a palindrome (912237323732219).

The spelling of 200210112720217 in words is "two hundred trillion, two hundred ten billion, one hundred twelve million, seven hundred twenty thousand, two hundred seventeen".