102150660 has 24 divisors (see below), whose sum is σ = 286022016. Its totient is φ = 27240160.

The previous prime is 102150623. The next prime is 102150667. The reversal of 102150660 is 66051201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102150667) 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, 851196 + ... + 851315.

It is an arithmetic number, because the mean of its divisors is an integer number (11917584).

Almost surely, 2^102150660 is an apocalyptic number.

102150660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102150660 is an abundant number, since it is smaller than the sum of its proper divisors (183871356).

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

102150660 is a wasteful number, since it uses less digits than its factorization.

102150660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702523 (or 1702521 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 102150660 is about 10106.9609675708. The cubic root of 102150660 is about 467.4628031449.

It can be divided in two parts, 1021 and 50660, that added together give a triangular number (51681 = T₃₂₁).

The spelling of 102150660 in words is "one hundred two million, one hundred fifty thousand, six hundred sixty".