204030112 has 48 divisors (see below), whose sum is σ = 471919392. Its totient is φ = 85605120.

The previous prime is 204030089. The next prime is 204030133. The reversal of 204030112 is 211030402.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 204030092 and 204030101.

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, 17718 + ... + 26869.

It is an arithmetic number, because the mean of its divisors is an integer number (9831654).

Almost surely, 2^204030112 is an apocalyptic number.

204030112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

204030112 is an abundant number, since it is smaller than the sum of its proper divisors (267889280).

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

204030112 is a wasteful number, since it uses less digits than its factorization.

204030112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44621 (or 44613 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 204030112 is about 14283.9109490363. The cubic root of 204030112 is about 588.7054946877.

Adding to 204030112 its reverse (211030402), we get a palindrome (415060514).

The spelling of 204030112 in words is "two hundred four million, thirty thousand, one hundred twelve".