201020010022217 has 2 divisors, whose sum is σ = 201020010022218. Its totient is φ = 201020010022216.

The previous prime is 201020010022213. The next prime is 201020010022229. The reversal of 201020010022217 is 712220010020102.

201020010022217 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., 190055560612096 + 10964449410121 = 13786064^2 + 3311261^2 .

It is a cyclic number.

It is not a de Polignac number, because 201020010022217 - 2² = 201020010022213 is a prime.

It is not a weakly prime, because it can be changed into another prime (201020010022213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510005011108 + 100510005011109.

It is an arithmetic number, because the mean of its divisors is an integer number (100510005011109).

Almost surely, 2^{201020010022217} is an apocalyptic number.

It is an amenable number.

201020010022217 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020010022217 is an equidigital number, since it uses as much as digits as its factorization.

201020010022217 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 201020010022217 its reverse (712220010020102), we get a palindrome (913240020042319).

The spelling of 201020010022217 in words is "two hundred one trillion, twenty billion, ten million, twenty-two thousand, two hundred seventeen".