2130112 has 28 divisors (see below), whose sum is σ = 4288536. Its totient is φ = 1049600.

The previous prime is 2130101. The next prime is 2130133. The reversal of 2130112 is 2110312.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5112 + ... + 5512.

It is an arithmetic number, because the mean of its divisors is an integer number (153162).

2^2130112 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 2130112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2144268).

2130112 is an abundant number, since it is smaller than the sum of its proper divisors (2158424).

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

2130112 is an equidigital number, since it uses as much as digits as its factorization.

2130112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 486 counting only the distinct ones).

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

The square root of 2130112 is about 1459.4903219960. The cubic root of 2130112 is about 128.6670902411.

Adding to 2130112 its reverse (2110312), we get a palindrome (4240424).

The spelling of 2130112 in words is "two million, one hundred thirty thousand, one hundred twelve".