204102106 has 16 divisors (see below), whose sum is σ = 336720384. Its totient is φ = 92196144.

The previous prime is 204102097. The next prime is 204102121. The reversal of 204102106 is 601201402.

204102106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204102106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82290 + ... + 84733.

It is an arithmetic number, because the mean of its divisors is an integer number (21045024).

Almost surely, 2^204102106 is an apocalyptic number.

204102106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

204102106 is a deficient number, since it is larger than the sum of its proper divisors (132618278).

204102106 is a wasteful number, since it uses less digits than its factorization.

204102106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167085.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 204102106 is about 14286.4308348866. The cubic root of 204102106 is about 588.7747300224.

Adding to 204102106 its reverse (601201402), we get a palindrome (805303508).

The spelling of 204102106 in words is "two hundred four million, one hundred two thousand, one hundred six".