12244313140000 has 120 divisors (see below), whose sum is σ = 30126689873280. Its totient is φ = 4897100448000.

The previous prime is 12244313139967. The next prime is 12244313140001. The reversal of 12244313140000 is 4131344221.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (12244313140001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 176745369 + ... + 176814631.

It is an arithmetic number, because the mean of its divisors is an integer number (251055748944).

Almost surely, 2^{12244313140000} is an apocalyptic number.

12244313140000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12244313140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15063344936640).

12244313140000 is an abundant number, since it is smaller than the sum of its proper divisors (17882376733280).

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

12244313140000 is an frugal number, since it uses more digits than its factorization.

12244313140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78132 (or 78109 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12244313140000 its reverse (4131344221), we get a palindrome (12248444484221).

The spelling of 12244313140000 in words is "twelve trillion, two hundred forty-four billion, three hundred thirteen million, one hundred forty thousand".