2120002112 has 28 divisors (see below), whose sum is σ = 4208526000. Its totient is φ = 1059586176.

The previous prime is 2120002103. The next prime is 2120002133. The reversal of 2120002112 is 2112000212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2120002093 and 2120002102.

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, 219203 + ... + 228669.

It is an arithmetic number, because the mean of its divisors is an integer number (150304500).

Almost surely, 2^2120002112 is an apocalyptic number.

It is an amenable number.

2120002112 is a deficient number, since it is larger than the sum of its proper divisors (2088523888).

2120002112 is an equidigital number, since it uses as much as digits as its factorization.

2120002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12978 (or 12968 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2120002112 is about 46043.4806677341. The cubic root of 2120002112 is about 1284.6320843070.

Adding to 2120002112 its reverse (2112000212), we get a palindrome (4232002324).

The spelling of 2120002112 in words is "two billion, one hundred twenty million, two thousand, one hundred twelve".