102040912 has 20 divisors (see below), whose sum is σ = 198042880. Its totient is φ = 50933088.

The previous prime is 102040907. The next prime is 102040927. The reversal of 102040912 is 219040201.

It is a self number, because there is not a number n which added to its sum of digits gives 102040912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4753 + ... + 15055.

It is an arithmetic number, because the mean of its divisors is an integer number (9902144).

Almost surely, 2^102040912 is an apocalyptic number.

It is an amenable number.

102040912 is a deficient number, since it is larger than the sum of its proper divisors (96001968).

102040912 is a wasteful number, since it uses less digits than its factorization.

102040912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10930 (or 10924 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 102040912 is about 10101.5301811161. The cubic root of 102040912 is about 467.2953332151.

The spelling of 102040912 in words is "one hundred two million, forty thousand, nine hundred twelve".