204124103 has 8 divisors (see below), whose sum is σ = 213150048. Its totient is φ = 195110784.

The previous prime is 204124099. The next prime is 204124157. The reversal of 204124103 is 301421402.

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

It is a cyclic number.

It is not a de Polignac number, because 204124103 - 2² = 204124099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204124003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47075 + ... + 51227.

It is an arithmetic number, because the mean of its divisors is an integer number (26643756).

Almost surely, 2^204124103 is an apocalyptic number.

204124103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

204124103 is a deficient number, since it is larger than the sum of its proper divisors (9025945).

204124103 is a wasteful number, since it uses less digits than its factorization.

204124103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6313.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 204124103 is about 14287.2006705302. The cubic root of 204124103 is about 588.7958808942.

Adding to 204124103 its reverse (301421402), we get a palindrome (505545505).

The spelling of 204124103 in words is "two hundred four million, one hundred twenty-four thousand, one hundred three".