12224243012140 has 24 divisors (see below), whose sum is σ = 25906423268880. Its totient is φ = 4844837596608.

The previous prime is 12224243012089. The next prime is 12224243012167. The reversal of 12224243012140 is 4121034242221.

It is a junction number, because it is equal to n+sod(n) for n = 12224243012099 and 12224243012108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2803723282 + ... + 2803727641.

It is an arithmetic number, because the mean of its divisors is an integer number (1079434302870).

Almost surely, 2^{12224243012140} is an apocalyptic number.

12224243012140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12224243012140 is an abundant number, since it is smaller than the sum of its proper divisors (13682180256740).

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

12224243012140 is a wasteful number, since it uses less digits than its factorization.

12224243012140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607451041 (or 5607451039 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 12224243012140 its reverse (4121034242221), we get a palindrome (16345277254361).

The spelling of 12224243012140 in words is "twelve trillion, two hundred twenty-four billion, two hundred forty-three million, twelve thousand, one hundred forty".