11043321144 has 32 divisors (see below), whose sum is σ = 27760845840. Its totient is φ = 3660768000.

The previous prime is 11043321137. The next prime is 11043321167. The reversal of 11043321144 is 44112334011.

11043321144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 1266757 + ... + 1275444.

Almost surely, 2^11043321144 is an apocalyptic number.

It is an amenable number.

11043321144 is an abundant number, since it is smaller than the sum of its proper divisors (16717524696).

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

11043321144 is a wasteful number, since it uses less digits than its factorization.

11043321144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542391 (or 2542387 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11043321144 its reverse (44112334011), we get a palindrome (55155655155).

The spelling of 11043321144 in words is "eleven billion, forty-three million, three hundred twenty-one thousand, one hundred forty-four".