2000031312 has 40 divisors (see below), whose sum is σ = 5174463456. Its totient is φ = 665681536.

The previous prime is 2000031289. The next prime is 2000031347. The reversal of 2000031312 is 2131300002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 1723 + ... + 63269.

Almost surely, 2^2000031312 is an apocalyptic number.

It is an amenable number.

2000031312 is an abundant number, since it is smaller than the sum of its proper divisors (3174432144).

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

2000031312 is a wasteful number, since it uses less digits than its factorization.

2000031312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62235 (or 62229 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2000031312 is about 44721.7096274282. The cubic root of 2000031312 is about 1259.9276249685.

Adding to 2000031312 its reverse (2131300002), we get a palindrome (4131331314).

The spelling of 2000031312 in words is "two billion, thirty-one thousand, three hundred twelve".