2120212112 has 80 divisors (see below), whose sum is σ = 4306867200. Its totient is φ = 1010380800.

The previous prime is 2120212097. The next prime is 2120212139. The reversal of 2120212112 is 2112120212.

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, 5287112 + ... + 5287512.

It is an arithmetic number, because the mean of its divisors is an integer number (53835840).

Almost surely, 2^2120212112 is an apocalyptic number.

It is an amenable number.

2120212112 is an abundant number, since it is smaller than the sum of its proper divisors (2186655088).

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

2120212112 is a wasteful number, since it uses less digits than its factorization.

2120212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2120212112 is about 46045.7610644020. The cubic root of 2120212112 is about 1284.6744999614.

Adding to 2120212112 its reverse (2112120212), we get a palindrome (4232332324).

The spelling of 2120212112 in words is "two billion, one hundred twenty million, two hundred twelve thousand, one hundred twelve".