2003113012 has 24 divisors (see below), whose sum is σ = 3571898400. Its totient is φ = 982637856.

The previous prime is 2003112977. The next prime is 2003113039. The reversal of 2003113012 is 2103113002.

It is a junction number, because it is equal to n+sod(n) for n = 2003112983 and 2003113001.

It is a congruent number.

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, 115314 + ... + 131542.

It is an arithmetic number, because the mean of its divisors is an integer number (148829100).

Almost surely, 2^2003113012 is an apocalyptic number.

It is an amenable number.

2003113012 is a deficient number, since it is larger than the sum of its proper divisors (1568785388).

2003113012 is a wasteful number, since it uses less digits than its factorization.

2003113012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16815 (or 16813 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2003113012 is about 44756.1505493938. The cubic root of 2003113012 is about 1260.5744025875.

Adding to 2003113012 its reverse (2103113002), we get a palindrome (4106226014).

The spelling of 2003113012 in words is "two billion, three million, one hundred thirteen thousand, twelve".