12212200024 has 16 divisors (see below), whose sum is σ = 22901194800. Its totient is φ = 6105214752.

The previous prime is 12212199977. The next prime is 12212200043. The reversal of 12212200024 is 42000221221.

It is a junction number, because it is equal to n+sod(n) for n = 12212199980 and 12212200007.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 50079 + ... + 164110.

It is an arithmetic number, because the mean of its divisors is an integer number (1431324675).

Almost surely, 2^12212200024 is an apocalyptic number.

It is an amenable number.

12212200024 is a deficient number, since it is larger than the sum of its proper divisors (10688994776).

12212200024 is a wasteful number, since it uses less digits than its factorization.

12212200024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221322 (or 221318 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12212200024 its reverse (42000221221), we get a palindrome (54212421245).

The spelling of 12212200024 in words is "twelve billion, two hundred twelve million, two hundred thousand, twenty-four".