12003222244 has 72 divisors (see below), whose sum is σ = 24263523648. Its totient is φ = 5155159680.

The previous prime is 12003222239. The next prime is 12003222277. The reversal of 12003222244 is 44222230021.

12003222244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1633659 + ... + 1640989.

It is an arithmetic number, because the mean of its divisors is an integer number (336993384).

Almost surely, 2^12003222244 is an apocalyptic number.

It is an amenable number.

12003222244 is an abundant number, since it is smaller than the sum of its proper divisors (12260301404).

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

12003222244 is a wasteful number, since it uses less digits than its factorization.

12003222244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7445 (or 7406 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 12003222244 its reverse (44222230021), we get a palindrome (56225452265).

The spelling of 12003222244 in words is "twelve billion, three million, two hundred twenty-two thousand, two hundred forty-four".