12242444012 has 12 divisors (see below), whose sum is σ = 21450699816. Its totient is φ = 6113672640.

The previous prime is 12242443973. The next prime is 12242444029. The reversal of 12242444012 is 21044424221.

It is a happy number.

It is a super-2 number, since 2×12242444012² (a number of 21 digits) contains 22 as substring.

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, 1883693 + ... + 1890180.

It is an arithmetic number, because the mean of its divisors is an integer number (1787558318).

Almost surely, 2^12242444012 is an apocalyptic number.

It is an amenable number.

12242444012 is a deficient number, since it is larger than the sum of its proper divisors (9208255804).

12242444012 is a wasteful number, since it uses less digits than its factorization.

12242444012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774688 (or 3774686 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 12242444012 its reverse (21044424221), we get a palindrome (33286868233).

The spelling of 12242444012 in words is "twelve billion, two hundred forty-two million, four hundred forty-four thousand, twelve".