102140204 has 12 divisors (see below), whose sum is σ = 184909200. Its totient is φ = 49309008.

The previous prime is 102140191. The next prime is 102140221. The reversal of 102140204 is 402041201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440144 + ... + 440375.

It is an arithmetic number, because the mean of its divisors is an integer number (15409100).

Almost surely, 2^102140204 is an apocalyptic number.

It is an amenable number.

102140204 is a deficient number, since it is larger than the sum of its proper divisors (82768996).

102140204 is a wasteful number, since it uses less digits than its factorization.

102140204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880552 (or 880550 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 102140204 is about 10106.4436870741. The cubic root of 102140204 is about 467.4468529858.

Adding to 102140204 its reverse (402041201), we get a palindrome (504181405).

The spelling of 102140204 in words is "one hundred two million, one hundred forty thousand, two hundred four".