2112700518 has 48 divisors (see below), whose sum is σ = 4863390480. Its totient is φ = 661566528.

The previous prime is 2112700507. The next prime is 2112700523. The reversal of 2112700518 is 8150072112.

2112700518 is a `hidden beast` number, since 21 + 127 + 0 + 0 + 518 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2112700491 and 2112700500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35380 + ... + 74007.

It is an arithmetic number, because the mean of its divisors is an integer number (101320635).

Almost surely, 2^2112700518 is an apocalyptic number.

2112700518 is an abundant number, since it is smaller than the sum of its proper divisors (2750689962).

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

2112700518 is a wasteful number, since it uses less digits than its factorization.

2112700518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109461 (or 109458 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 2112700518 is about 45964.1220736348. The cubic root of 2112700518 is about 1283.1555683086.

The spelling of 2112700518 in words is "two billion, one hundred twelve million, seven hundred thousand, five hundred eighteen".