2031113312000 has 144 divisors (see below), whose sum is σ = 5073351995712. Its totient is φ = 810262425600.

The previous prime is 2031113311939. The next prime is 2031113312069. The reversal of 2031113312000 is 2133111302.

It is a self number, because there is not a number n which added to its sum of digits gives 2031113312000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11850917 + ... + 12021083.

Almost surely, 2^{2031113312000} is an apocalyptic number.

2031113312000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031113312000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2536675997856).

2031113312000 is an abundant number, since it is smaller than the sum of its proper divisors (3042238683712).

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

2031113312000 is an equidigital number, since it uses as much as digits as its factorization.

2031113312000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170571 (or 170547 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2031113312000 its reverse (2133111302), we get a palindrome (2033246423302).

The spelling of 2031113312000 in words is "two trillion, thirty-one billion, one hundred thirteen million, three hundred twelve thousand".