2112630120 has 128 divisors (see below), whose sum is σ = 7456406400. Its totient is φ = 530224128.

The previous prime is 2112630089. The next prime is 2112630133. The reversal of 2112630120 is 210362112.

2112630120 is a `hidden beast` number, since 2 + 1 + 12 + 630 + 1 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2112630093 and 2112630102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39174 + ... + 75893.

It is an arithmetic number, because the mean of its divisors is an integer number (58253175).

Almost surely, 2^2112630120 is an apocalyptic number.

2112630120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112630120 is an abundant number, since it is smaller than the sum of its proper divisors (5343776280).

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

2112630120 is a wasteful number, since it uses less digits than its factorization.

2112630120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115104 (or 115094 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2112630120 is about 45963.3562743192. The cubic root of 2112630120 is about 1283.1413159985.

Adding to 2112630120 its reverse (210362112), we get a palindrome (2322992232).

The spelling of 2112630120 in words is "two billion, one hundred twelve million, six hundred thirty thousand, one hundred twenty".