2012310031000 has 64 divisors (see below), whose sum is σ = 4715231208480. Its totient is φ = 803825596800.

The previous prime is 2012310030977. The next prime is 2012310031087. The reversal of 2012310031000 is 1300132102.

It is a super-2 number, since 2×2012310031000² (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 639654 + ... + 2105653.

Almost surely, 2^{2012310031000} is an apocalyptic number.

2012310031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012310031000 is an abundant number, since it is smaller than the sum of its proper divisors (2702921177480).

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

2012310031000 is a wasteful number, since it uses less digits than its factorization.

2012310031000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746061 (or 2746047 counting only the distinct ones).

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

Adding to 2012310031000 its reverse (1300132102), we get a palindrome (2013610163102).

The spelling of 2012310031000 in words is "two trillion, twelve billion, three hundred ten million, thirty-one thousand".