11321252340 has 48 divisors (see below), whose sum is σ = 33564186432. Its totient is φ = 2841412096.

The previous prime is 11321252339. The next prime is 11321252351. The reversal of 11321252340 is 4325212311.

11321252340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11321252340.

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, 5548614 + ... + 5550653.

It is an arithmetic number, because the mean of its divisors is an integer number (699253884).

Almost surely, 2^11321252340 is an apocalyptic number.

11321252340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321252340 is an abundant number, since it is smaller than the sum of its proper divisors (22242934092).

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

11321252340 is a wasteful number, since it uses less digits than its factorization.

11321252340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11099296 (or 11099294 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11321252340 its reverse (4325212311), we get a palindrome (15646464651).

The spelling of 11321252340 in words is "eleven billion, three hundred twenty-one million, two hundred fifty-two thousand, three hundred forty".