2003312112 has 40 divisors (see below), whose sum is σ = 5353682640. Its totient is φ = 644743680.

The previous prime is 2003312093. The next prime is 2003312123. The reversal of 2003312112 is 2112133002.

It is a junction number, because it is equal to n+sod(n) for n = 2003312091 and 2003312100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718189 + ... + 720972.

It is an arithmetic number, because the mean of its divisors is an integer number (133842066).

Almost surely, 2^2003312112 is an apocalyptic number.

It is an amenable number.

2003312112 is an abundant number, since it is smaller than the sum of its proper divisors (3350370528).

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

2003312112 is a wasteful number, since it uses less digits than its factorization.

2003312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439201 (or 1439195 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2003312112 is about 44758.3747694216. The cubic root of 2003312112 is about 1260.6161662568.

Adding to 2003312112 its reverse (2112133002), we get a palindrome (4115445114).

The spelling of 2003312112 in words is "two billion, three million, three hundred twelve thousand, one hundred twelve".