12204132424144 has 40 divisors (see below), whose sum is σ = 23775989844168. Its totient is φ = 6068470087680.

The previous prime is 12204132424123. The next prime is 12204132424147. The reversal of 12204132424144 is 44142423140221.

It can be written as a sum of positive squares in 4 ways, for example, as 5721568320400 + 6482564103744 = 2391980^2 + 2546088^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204132424147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131974 + ... + 4942234.

Almost surely, 2^{12204132424144} is an apocalyptic number.

It is an amenable number.

12204132424144 is a deficient number, since it is larger than the sum of its proper divisors (11571857420024).

12204132424144 is a wasteful number, since it uses less digits than its factorization.

12204132424144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811143 (or 4811137 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 12204132424144 its reverse (44142423140221), we get a palindrome (56346555564365).

The spelling of 12204132424144 in words is "twelve trillion, two hundred four billion, one hundred thirty-two million, four hundred twenty-four thousand, one hundred forty-four".