2031112000 has 112 divisors (see below), whose sum is σ = 5052535488. Its totient is φ = 808819200.

The previous prime is 2031111959. The next prime is 2031112001. The reversal of 2031112000 is 2111302.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031112001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2455587 + ... + 2456413.

It is an arithmetic number, because the mean of its divisors is an integer number (45111924).

Almost surely, 2^2031112000 is an apocalyptic number.

2031112000 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 2031112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2526267744).

2031112000 is an abundant number, since it is smaller than the sum of its proper divisors (3021423488).

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

2031112000 is an equidigital number, since it uses as much as digits as its factorization.

2031112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2031112000 is about 45067.8599447544. The cubic root of 2031112000 is about 1266.4205739210.

Adding to 2031112000 its reverse (2111302), we get a palindrome (2033223302).

The spelling of 2031112000 in words is "two billion, thirty-one million, one hundred twelve thousand".