12204422340424 has 32 divisors (see below), whose sum is σ = 23337808394040. Its totient is φ = 5981689612800.

The previous prime is 12204422340403. The next prime is 12204422340433. The reversal of 12204422340424 is 42404322440221.

It can be written as a sum of positive squares in 4 ways, for example, as 10204715248324 + 1999707092100 = 3194482^2 + 1414110^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12204422340424.

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 7 ways as a sum of consecutive naturals, for example, 42534597 + ... + 42820564.

Almost surely, 2^{12204422340424} is an apocalyptic number.

It is an amenable number.

12204422340424 is a deficient number, since it is larger than the sum of its proper divisors (11133386053616).

12204422340424 is a wasteful number, since it uses less digits than its factorization.

12204422340424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85355521 (or 85355517 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 12204422340424 its reverse (42404322440221), we get a palindrome (54608744780645).

The spelling of 12204422340424 in words is "twelve trillion, two hundred four billion, four hundred twenty-two million, three hundred forty thousand, four hundred twenty-four".