2003311312 has 10 divisors (see below), whose sum is σ = 3881415698. Its totient is φ = 1001655648.

The previous prime is 2003311307. The next prime is 2003311351. The reversal of 2003311312 is 2131133002.

It can be written as a sum of positive squares in only one way, i.e., 1142710416 + 860600896 = 33804^2 + 29336^2 .

It is a super-2 number, since 2×2003311312² = 8026512425574322688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 125206957 = 2003311312 / (2 + 0 + 0 + 3 + 3 + 1 + 1 + 3 + 1 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62603463 + ... + 62603494.

Almost surely, 2^2003311312 is an apocalyptic number.

It is an amenable number.

2003311312 is a deficient number, since it is larger than the sum of its proper divisors (1878104386).

2003311312 is a wasteful number, since it uses less digits than its factorization.

2003311312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125206965 (or 125206959 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2003311312 is about 44758.3658325458. The cubic root of 2003311312 is about 1260.6159984525.

Adding to 2003311312 its reverse (2131133002), we get a palindrome (4134444314).

The spelling of 2003311312 in words is "two billion, three million, three hundred eleven thousand, three hundred twelve".