102311220017 has 2 divisors, whose sum is σ = 102311220018. Its totient is φ = 102311220016.

The previous prime is 102311219963. The next prime is 102311220019. The reversal of 102311220017 is 710022113201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58162486561 + 44148733456 = 241169^2 + 210116^2 .

It is an emirp because it is prime and its reverse (710022113201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102311220017 - 2¹² = 102311215921 is a prime.

Together with 102311220019, 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 (102311220019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51155610008 + 51155610009.

It is an arithmetic number, because the mean of its divisors is an integer number (51155610009).

Almost surely, 2^102311220017 is an apocalyptic number.

It is an amenable number.

102311220017 is a deficient number, since it is larger than the sum of its proper divisors (1).

102311220017 is an equidigital number, since it uses as much as digits as its factorization.

102311220017 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 102311220017 its reverse (710022113201), we get a palindrome (812333333218).

The spelling of 102311220017 in words is "one hundred two billion, three hundred eleven million, two hundred twenty thousand, seventeen".