200000020217 has 2 divisors, whose sum is σ = 200000020218. Its totient is φ = 200000020216.

The previous prime is 200000020189. The next prime is 200000020229. The reversal of 200000020217 is 712020000002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109333390336 + 90666629881 = 330656^2 + 301109^2 .

It is a cyclic number.

It is not a de Polignac number, because 200000020217 - 2²⁸ = 199731584761 is a prime.

It is not a weakly prime, because it can be changed into another prime (200000020237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000010108 + 100000010109.

It is an arithmetic number, because the mean of its divisors is an integer number (100000010109).

Almost surely, 2^200000020217 is an apocalyptic number.

It is an amenable number.

200000020217 is a deficient number, since it is larger than the sum of its proper divisors (1).

200000020217 is an equidigital number, since it uses as much as digits as its factorization.

200000020217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 14.

Adding to 200000020217 its reverse (712020000002), we get a palindrome (912020020219).

The spelling of 200000020217 in words is "two hundred billion, twenty thousand, two hundred seventeen".