2103112000 has 112 divisors (see below), whose sum is σ = 5682081600. Its totient is φ = 764736000.

The previous prime is 2103111949. The next prime is 2103112049. The reversal of 2103112000 is 2113012.

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

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, 76051 + ... + 99949.

Almost surely, 2^2103112000 is an apocalyptic number.

2103112000 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 2103112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2841040800).

2103112000 is an abundant number, since it is smaller than the sum of its proper divisors (3578969600).

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

2103112000 is a wasteful number, since it uses less digits than its factorization.

2103112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23937 (or 23917 counting only the distinct ones).

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

The square root of 2103112000 is about 45859.6990831820. The cubic root of 2103112000 is about 1281.2114182314.

Adding to 2103112000 its reverse (2113012), we get a palindrome (2105225012).

The spelling of 2103112000 in words is "two billion, one hundred three million, one hundred twelve thousand".