102066661110180 has 96 divisors (see below), whose sum is σ = 308700059891328. Its totient is φ = 25048197504000.

The previous prime is 102066661110179. The next prime is 102066661110187. The reversal of 102066661110180 is 81011166660201.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (102066661110187) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197407521 + ... + 197923880.

It is an arithmetic number, because the mean of its divisors is an integer number (3215625623868).

Almost surely, 2^{102066661110180} is an apocalyptic number.

102066661110180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102066661110180 is an abundant number, since it is smaller than the sum of its proper divisors (206633398781148).

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

102066661110180 is a wasteful number, since it uses less digits than its factorization.

102066661110180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395331757 (or 395331755 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The spelling of 102066661110180 in words is "one hundred two trillion, sixty-six billion, six hundred sixty-one million, one hundred ten thousand, one hundred eighty".