204001112 has 24 divisors (see below), whose sum is σ = 444952260. Its totient is φ = 87428880.

The previous prime is 204001097. The next prime is 204001123. The reversal of 204001112 is 211100402.

It is a junction number, because it is equal to n+sod(n) for n = 204001093 and 204001102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259814 + ... + 260597.

Almost surely, 2^204001112 is an apocalyptic number.

It is an amenable number.

204001112 is an abundant number, since it is smaller than the sum of its proper divisors (240951148).

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

204001112 is a wasteful number, since it uses less digits than its factorization.

204001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520431 (or 520420 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 204001112 is about 14282.8957848190. The cubic root of 204001112 is about 588.6776013078.

Adding to 204001112 its reverse (211100402), we get a palindrome (415101514).

It can be divided in two parts, 20400 and 1112, that added together give a palindrome (21512).

The spelling of 204001112 in words is "two hundred four million, one thousand, one hundred twelve".