102818124 has 18 divisors (see below), whose sum is σ = 259901460. Its totient is φ = 34272696.

The previous prime is 102818113. The next prime is 102818129. The reversal of 102818124 is 421818201.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (102818129) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1427994 + ... + 1428065.

It is an arithmetic number, because the mean of its divisors is an integer number (14438970).

Almost surely, 2^102818124 is an apocalyptic number.

It is an amenable number.

102818124 is an abundant number, since it is smaller than the sum of its proper divisors (157083336).

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

102818124 is a wasteful number, since it uses less digits than its factorization.

102818124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856069 (or 2856064 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 102818124 is about 10139.9272186737. The cubic root of 102818124 is about 468.4787452481.

The spelling of 102818124 in words is "one hundred two million, eight hundred eighteen thousand, one hundred twenty-four".