102200875668 has 36 divisors (see below), whose sum is σ = 262196945920. Its totient is φ = 33558495696.

The previous prime is 102200875657. The next prime is 102200875681. The reversal of 102200875668 is 866578002201.

102200875668 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 0 + 0 + 87 + 566 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21183508 + ... + 21188331.

Almost surely, 2^102200875668 is an apocalyptic number.

102200875668 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

102200875668 is an abundant number, since it is smaller than the sum of its proper divisors (159996070252).

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

102200875668 is a wasteful number, since it uses less digits than its factorization.

102200875668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42371916 (or 42371911 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

Adding to 102200875668 its reverse (866578002201), we get a palindrome (968778877869).

The spelling of 102200875668 in words is "one hundred two billion, two hundred million, eight hundred seventy-five thousand, six hundred sixty-eight".