2012110120 has 16 divisors (see below), whose sum is σ = 4527247860. Its totient is φ = 804844032.

The previous prime is 2012110117. The next prime is 2012110147. The reversal of 2012110120 is 210112102.

It can be written as a sum of positive squares in 2 ways, for example, as 1885817476 + 126292644 = 43426^2 + 11238^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2012110097 and 2012110106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25151337 + ... + 25151416.

Almost surely, 2^2012110120 is an apocalyptic number.

2012110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012110120 is an abundant number, since it is smaller than the sum of its proper divisors (2515137740).

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

2012110120 is a wasteful number, since it uses less digits than its factorization.

2012110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50302764 (or 50302760 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2012110120 is about 44856.5504692458. The cubic root of 2012110120 is about 1262.4589003384.

Adding to 2012110120 its reverse (210112102), we get a palindrome (2222222222).

The spelling of 2012110120 in words is "two billion, twelve million, one hundred ten thousand, one hundred twenty".