2012042422 has 16 divisors (see below), whose sum is σ = 3303507312. Its totient is φ = 913410720.

The previous prime is 2012042393. The next prime is 2012042437. The reversal of 2012042422 is 2242402102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012042422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632728 + ... + 635899.

It is an arithmetic number, because the mean of its divisors is an integer number (206469207).

Almost surely, 2^2012042422 is an apocalyptic number.

2012042422 is a deficient number, since it is larger than the sum of its proper divisors (1291464890).

2012042422 is a wasteful number, since it uses less digits than its factorization.

2012042422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268703.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2012042422 is about 44855.7958573917. The cubic root of 2012042422 is about 1262.4447415869. Note that the first 3 decimals are identical.

Adding to 2012042422 its reverse (2242402102), we get a palindrome (4254444524).

The spelling of 2012042422 in words is "two billion, twelve million, forty-two thousand, four hundred twenty-two".