220102100200217 has 2 divisors, whose sum is σ = 220102100200218. Its totient is φ = 220102100200216.

The previous prime is 220102100200201. The next prime is 220102100200261. The reversal of 220102100200217 is 712002001201022.

220102100200217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128607824810521 + 91494275389696 = 11340539^2 + 9565264^2 .

It is a cyclic number.

It is not a de Polignac number, because 220102100200217 - 2⁴ = 220102100200201 is a prime.

It is not a weakly prime, because it can be changed into another prime (220102100200267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110051050100108 + 110051050100109.

It is an arithmetic number, because the mean of its divisors is an integer number (110051050100109).

Almost surely, 2^{220102100200217} is an apocalyptic number.

It is an amenable number.

220102100200217 is a deficient number, since it is larger than the sum of its proper divisors (1).

220102100200217 is an equidigital number, since it uses as much as digits as its factorization.

220102100200217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 220102100200217 its reverse (712002001201022), we get a palindrome (932104101401239).

The spelling of 220102100200217 in words is "two hundred twenty trillion, one hundred two billion, one hundred million, two hundred thousand, two hundred seventeen".