2311112000 has 112 divisors (see below), whose sum is σ = 5908730880. Its totient is φ = 894528000.

The previous prime is 2311111991. The next prime is 2311112021. The reversal of 2311112000 is 2111132.

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, 243341 + ... + 252659.

Almost surely, 2^2311112000 is an apocalyptic number.

2311112000 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 2311112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2954365440).

2311112000 is an abundant number, since it is smaller than the sum of its proper divisors (3597618880).

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

2311112000 is an equidigital number, since it uses as much as digits as its factorization.

2311112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9377 (or 9357 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 2311112000 is about 48074.0262511889. The cubic root of 2311112000 is about 1322.1284912908.

Adding to 2311112000 its reverse (2111132), we get a palindrome (2313223132).

The spelling of 2311112000 in words is "two billion, three hundred eleven million, one hundred twelve thousand".