2211020022217 has 2 divisors, whose sum is σ = 2211020022218. Its totient is φ = 2211020022216.

The previous prime is 2211020022181. The next prime is 2211020022241. The reversal of 2211020022217 is 7122200201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1935448569616 + 275571452601 = 1391204^2 + 524949^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211020022217 is a prime.

It is not a weakly prime, because it can be changed into another prime (2211020025217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105510011108 + 1105510011109.

It is an arithmetic number, because the mean of its divisors is an integer number (1105510011109).

Almost surely, 2^{2211020022217} is an apocalyptic number.

It is an amenable number.

2211020022217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211020022217 is an equidigital number, since it uses as much as digits as its factorization.

2211020022217 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 22.

Adding to 2211020022217 its reverse (7122200201122), we get a palindrome (9333220223339).

The spelling of 2211020022217 in words is "two trillion, two hundred eleven billion, twenty million, twenty-two thousand, two hundred seventeen".