12222444024 has 64 divisors (see below), whose sum is σ = 38801414400. Its totient is φ = 3492126432.

The previous prime is 12222443971. The next prime is 12222444037. The reversal of 12222444024 is 42044422221.

12222444024 is a `hidden beast` number, since 12 + 2 + 2 + 244 + 402 + 4 = 666.

12222444024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4040302 + ... + 4043325.

It is an arithmetic number, because the mean of its divisors is an integer number (606272100).

Almost surely, 2^12222444024 is an apocalyptic number.

12222444024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12222444024 is an abundant number, since it is smaller than the sum of its proper divisors (26578970376).

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

12222444024 is a wasteful number, since it uses less digits than its factorization.

12222444024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8083649 (or 8083639 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 12222444024 its reverse (42044422221), we get a palindrome (54266866245).

The spelling of 12222444024 in words is "twelve billion, two hundred twenty-two million, four hundred forty-four thousand, twenty-four".