12443310330 has 128 divisors (see below), whose sum is σ = 35091809280. Its totient is φ = 2791272960.

The previous prime is 12443310329. The next prime is 12443310331. The reversal of 12443310330 is 3301334421.

It is an interprime number because it is at equal distance from previous prime (12443310329) and next prime (12443310331).

It is a self number, because there is not a number n which added to its sum of digits gives 12443310330.

It is not an unprimeable number, because it can be changed into a prime (12443310331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 246534 + ... + 292686.

It is an arithmetic number, because the mean of its divisors is an integer number (274154760).

Almost surely, 2^12443310330 is an apocalyptic number.

12443310330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12443310330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17545904640).

12443310330 is an abundant number, since it is smaller than the sum of its proper divisors (22648498950).

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

12443310330 is a wasteful number, since it uses less digits than its factorization.

12443310330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46236.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12443310330 its reverse (3301334421), we get a palindrome (15744644751).

The spelling of 12443310330 in words is "twelve billion, four hundred forty-three million, three hundred ten thousand, three hundred thirty".