11321243244 has 72 divisors (see below), whose sum is σ = 29530086768. Its totient is φ = 3654766080.

The previous prime is 11321243237. The next prime is 11321243257. The reversal of 11321243244 is 44234212311.

11321243244 is a `hidden beast` number, since 1 + 13 + 212 + 432 + 4 + 4 = 666.

11321243244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

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 23 ways as a sum of consecutive naturals, for example, 174219 + ... + 230205.

It is an arithmetic number, because the mean of its divisors is an integer number (410140094).

Almost surely, 2^11321243244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11321243244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14765043384).

11321243244 is an abundant number, since it is smaller than the sum of its proper divisors (18208843524).

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

11321243244 is a wasteful number, since it uses less digits than its factorization.

11321243244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56175 (or 56170 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 11321243244 its reverse (44234212311), we get a palindrome (55555455555).

The spelling of 11321243244 in words is "eleven billion, three hundred twenty-one million, two hundred forty-three thousand, two hundred forty-four".