102166 has 8 divisors (see below), whose sum is σ = 159984. Its totient is φ = 48840.

The previous prime is 102161. The next prime is 102181. The reversal of 102166 is 661201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065 + ... + 1156.

It is an arithmetic number, because the mean of its divisors is an integer number (19998).

2¹⁰²¹⁶⁶ is an apocalyptic number.

102166 is a deficient number, since it is larger than the sum of its proper divisors (57818).

102166 is a wasteful number, since it uses less digits than its factorization.

102166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 102166 is about 319.6341658834. The cubic root of 102166 is about 46.7486201657.

Adding to 102166 its reverse (661201), we get a palindrome (763367).

The spelling of 102166 in words is "one hundred two thousand, one hundred sixty-six".