2113444112 has 80 divisors (see below), whose sum is σ = 4589706240. Its totient is φ = 936439296.

The previous prime is 2113444111. The next prime is 2113444117. The reversal of 2113444112 is 2114443112.

It is not an unprimeable number, because it can be changed into a prime (2113444111) 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, 516089 + ... + 520167.

It is an arithmetic number, because the mean of its divisors is an integer number (57371328).

Almost surely, 2^2113444112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113444112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2294853120).

2113444112 is an abundant number, since it is smaller than the sum of its proper divisors (2476262128).

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

2113444112 is a wasteful number, since it uses less digits than its factorization.

2113444112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4200 (or 4194 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 2113444112 is about 45972.2102144328. The cubic root of 2113444112 is about 1283.3060920662.

Adding to 2113444112 its reverse (2114443112), we get a palindrome (4227887224).

The spelling of 2113444112 in words is "two billion, one hundred thirteen million, four hundred forty-four thousand, one hundred twelve".