2011220310017 has 2 divisors, whose sum is σ = 2011220310018. Its totient is φ = 2011220310016.

The previous prime is 2011220309981. The next prime is 2011220310019. The reversal of 2011220310017 is 7100130221102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1073826497536 + 937393812481 = 1036256^2 + 968191^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011220310017 - 2³⁶ = 1942500833281 is a prime.

Together with 2011220310019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2011220310019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005610155008 + 1005610155009.

It is an arithmetic number, because the mean of its divisors is an integer number (1005610155009).

Almost surely, 2^{2011220310017} is an apocalyptic number.

It is an amenable number.

2011220310017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011220310017 is an equidigital number, since it uses as much as digits as its factorization.

2011220310017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 2011220310017 its reverse (7100130221102), we get a palindrome (9111350531119).

The spelling of 2011220310017 in words is "two trillion, eleven billion, two hundred twenty million, three hundred ten thousand, seventeen".