2031013312 has 14 divisors (see below), whose sum is σ = 4030292168. Its totient is φ = 1015506624.

The previous prime is 2031013247. The next prime is 2031013319. The reversal of 2031013312 is 2133101302.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031013319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15867228 + ... + 15867355.

It is an arithmetic number, because the mean of its divisors is an integer number (287878012).

Almost surely, 2^2031013312 is an apocalyptic number.

It is an amenable number.

2031013312 is a deficient number, since it is larger than the sum of its proper divisors (1999278856).

2031013312 is an equidigital number, since it uses as much as digits as its factorization.

2031013312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31734595 (or 31734585 counting only the distinct ones).

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

The square root of 2031013312 is about 45066.7650492023. The cubic root of 2031013312 is about 1266.4000625726.

Adding to 2031013312 its reverse (2133101302), we get a palindrome (4164114614).

The spelling of 2031013312 in words is "two billion, thirty-one million, thirteen thousand, three hundred twelve".