1210116808717 has 2 divisors, whose sum is σ = 1210116808718. Its totient is φ = 1210116808716.

The previous prime is 1210116808709. The next prime is 1210116808727. The reversal of 1210116808717 is 7178086110121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1078885225636 + 131231583081 = 1038694^2 + 362259^2 .

It is an emirp because it is prime and its reverse (7178086110121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1210116808717 - 2³ = 1210116808709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210116808727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605058404358 + 605058404359.

It is an arithmetic number, because the mean of its divisors is an integer number (605058404359).

Almost surely, 2^{1210116808717} is an apocalyptic number.

It is an amenable number.

1210116808717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210116808717 is an equidigital number, since it uses as much as digits as its factorization.

1210116808717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 43.

The spelling of 1210116808717 in words is "one trillion, two hundred ten billion, one hundred sixteen million, eight hundred eight thousand, seven hundred seventeen".