220010122217 has 2 divisors, whose sum is σ = 220010122218. Its totient is φ = 220010122216.

The previous prime is 220010122207. The next prime is 220010122309. The reversal of 220010122217 is 712221010022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188547876841 + 31462245376 = 434221^2 + 177376^2 .

It is a cyclic number.

It is not a de Polignac number, because 220010122217 - 2⁶ = 220010122153 is a prime.

It is not a weakly prime, because it can be changed into another prime (220010122207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110005061108 + 110005061109.

It is an arithmetic number, because the mean of its divisors is an integer number (110005061109).

Almost surely, 2^220010122217 is an apocalyptic number.

It is an amenable number.

220010122217 is a deficient number, since it is larger than the sum of its proper divisors (1).

220010122217 is an equidigital number, since it uses as much as digits as its factorization.

220010122217 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 220010122217 its reverse (712221010022), we get a palindrome (932231132239).

The spelling of 220010122217 in words is "two hundred twenty billion, ten million, one hundred twenty-two thousand, two hundred seventeen".