2003204112 has 320 divisors, whose sum is σ = 6884559360. Its totient is φ = 486899712.

The previous prime is 2003204111. The next prime is 2003204141. The reversal of 2003204112 is 2114023002.

It is a junction number, because it is equal to n+sod(n) for n = 2003204091 and 2003204100.

It is not an unprimeable number, because it can be changed into a prime (2003204111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3935314 + ... + 3935822.

It is an arithmetic number, because the mean of its divisors is an integer number (21514248).

Almost surely, 2^2003204112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003204112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3442279680).

2003204112 is an abundant number, since it is smaller than the sum of its proper divisors (4881355248).

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

2003204112 is a wasteful number, since it uses less digits than its factorization.

2003204112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610 (or 604 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2003204112 is about 44757.1682750372. The cubic root of 2003204112 is about 1260.5935122743.

Adding to 2003204112 its reverse (2114023002), we get a palindrome (4117227114).

The spelling of 2003204112 in words is "two billion, three million, two hundred four thousand, one hundred twelve".