2102568330717 has 48 divisors (see below), whose sum is σ = 3198905973120. Its totient is φ = 1328158871424.

The previous prime is 2102568330713. The next prime is 2102568330739. The reversal of 2102568330717 is 7170338652012.

2102568330717 is a `hidden beast` number, since 2 + 1 + 0 + 256 + 83 + 307 + 17 = 666.

It is not a de Polignac number, because 2102568330717 - 2² = 2102568330713 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102568330713) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133632783 + ... + 133648515.

It is an arithmetic number, because the mean of its divisors is an integer number (66643874440).

Almost surely, 2^{2102568330717} is an apocalyptic number.

It is an amenable number.

2102568330717 is a deficient number, since it is larger than the sum of its proper divisors (1096337642403).

2102568330717 is a wasteful number, since it uses less digits than its factorization.

2102568330717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21794 (or 21791 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 2102568330717 in words is "two trillion, one hundred two billion, five hundred sixty-eight million, three hundred thirty thousand, seven hundred seventeen".