2012445012 has 12 divisors (see below), whose sum is σ = 4695705056. Its totient is φ = 670815000.

The previous prime is 2012444977. The next prime is 2012445037. The reversal of 2012445012 is 2105442102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2012445012.

It is a congruent number.

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, 83851864 + ... + 83851887.

Almost surely, 2^2012445012 is an apocalyptic number.

It is an amenable number.

2012445012 is an abundant number, since it is smaller than the sum of its proper divisors (2683260044).

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

2012445012 is a wasteful number, since it uses less digits than its factorization.

2012445012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167703758 (or 167703756 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2012445012 is about 44860.2832358424. The cubic root of 2012445012 is about 1262.5289369180.

Adding to 2012445012 its reverse (2105442102), we get a palindrome (4117887114).

The spelling of 2012445012 in words is "two billion, twelve million, four hundred forty-five thousand, twelve".