2112110130 has 128 divisors (see below), whose sum is σ = 5608673280. Its totient is φ = 505854720.

The previous prime is 2112110123. The next prime is 2112110137. The reversal of 2112110130 is 310112112.

It is an interprime number because it is at equal distance from previous prime (2112110123) and next prime (2112110137).

It is a super-2 number, since 2×2112110130² = 8922018402497233800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112110137) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2297811 + ... + 2298729.

It is an arithmetic number, because the mean of its divisors is an integer number (43817760).

Almost surely, 2^2112110130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112110130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2804336640).

2112110130 is an abundant number, since it is smaller than the sum of its proper divisors (3496563150).

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

2112110130 is a wasteful number, since it uses less digits than its factorization.

2112110130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096.

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

The square root of 2112110130 is about 45957.6993549503. The cubic root of 2112110130 is about 1283.0360324791.

Adding to 2112110130 its reverse (310112112), we get a palindrome (2422222242).

The spelling of 2112110130 in words is "two billion, one hundred twelve million, one hundred ten thousand, one hundred thirty".