200210112103817 has 2 divisors, whose sum is σ = 200210112103818. Its totient is φ = 200210112103816.

The previous prime is 200210112103811. The next prime is 200210112103861. The reversal of 200210112103817 is 718301211012002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177856657636681 + 22353454467136 = 13336291^2 + 4727944^2 .

It is a cyclic number.

It is not a de Polignac number, because 200210112103817 - 2⁶ = 200210112103753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200210112103817.

It is not a weakly prime, because it can be changed into another prime (200210112103811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105056051908 + 100105056051909.

It is an arithmetic number, because the mean of its divisors is an integer number (100105056051909).

Almost surely, 2^{200210112103817} is an apocalyptic number.

It is an amenable number.

200210112103817 is a deficient number, since it is larger than the sum of its proper divisors (1).

200210112103817 is an equidigital number, since it uses as much as digits as its factorization.

200210112103817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 29.

Adding to 200210112103817 its reverse (718301211012002), we get a palindrome (918511323115819).

The spelling of 200210112103817 in words is "two hundred trillion, two hundred ten billion, one hundred twelve million, one hundred three thousand, eight hundred seventeen".