12420024322200 has 96 divisors (see below), whose sum is σ = 42002264093760. Its totient is φ = 3010914985600.

The previous prime is 12420024322183. The next prime is 12420024322207. The reversal of 12420024322200 is 222342002421.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12420024322207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940904334 + ... + 940917533.

It is an arithmetic number, because the mean of its divisors is an integer number (437523584310).

Almost surely, 2^{12420024322200} is an apocalyptic number.

12420024322200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12420024322200 is an abundant number, since it is smaller than the sum of its proper divisors (29582239771560).

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

12420024322200 is a wasteful number, since it uses less digits than its factorization.

12420024322200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881821897 (or 1881821888 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 12420024322200 its reverse (222342002421), we get a palindrome (12642366324621).

The spelling of 12420024322200 in words is "twelve trillion, four hundred twenty billion, twenty-four million, three hundred twenty-two thousand, two hundred".