2102171110716 has 24 divisors (see below), whose sum is σ = 4905096419664. Its totient is φ = 700719347200.

The previous prime is 2102171110691. The next prime is 2102171110717. The reversal of 2102171110716 is 6170111712012.

It is a super-2 number, since 2×2102171110716² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102171110717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1907866 + ... + 2800766.

It is an arithmetic number, because the mean of its divisors is an integer number (204379017486).

Almost surely, 2^{2102171110716} is an apocalyptic number.

It is an amenable number.

2102171110716 is an abundant number, since it is smaller than the sum of its proper divisors (2802925308948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102171110716 is a wasteful number, since it uses less digits than its factorization.

2102171110716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089101 (or 1089099 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 30.

Adding to 2102171110716 its reverse (6170111712012), we get a palindrome (8272282822728).

The spelling of 2102171110716 in words is "two trillion, one hundred two billion, one hundred seventy-one million, one hundred ten thousand, seven hundred sixteen".