220220020000217 has 2 divisors, whose sum is σ = 220220020000218. Its totient is φ = 220220020000216.

The previous prime is 220220020000193. The next prime is 220220020000259. The reversal of 220220020000217 is 712000020022022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125747762940361 + 94472257059856 = 11213731^2 + 9719684^2 .

It is a cyclic number.

It is not a de Polignac number, because 220220020000217 - 2¹⁴ = 220220019983833 is a prime.

It is not a weakly prime, because it can be changed into another prime (220220020009217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110010000108 + 110110010000109.

It is an arithmetic number, because the mean of its divisors is an integer number (110110010000109).

Almost surely, 2^{220220020000217} is an apocalyptic number.

It is an amenable number.

220220020000217 is a deficient number, since it is larger than the sum of its proper divisors (1).

220220020000217 is an equidigital number, since it uses as much as digits as its factorization.

220220020000217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 20.

Adding to 220220020000217 its reverse (712000020022022), we get a palindrome (932220040022239).

The spelling of 220220020000217 in words is "two hundred twenty trillion, two hundred twenty billion, twenty million, two hundred seventeen", and thus it is an aban number.