11140043312321 has 16 divisors (see below), whose sum is σ = 13912072012800. Its totient is φ = 8666061452880.

The previous prime is 11140043312297. The next prime is 11140043312357. The reversal of 11140043312321 is 12321334004111.

It is a cyclic number.

It is not a de Polignac number, because 11140043312321 - 2³⁰ = 11138969570497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11140043312381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120718391 + ... + 120810636.

It is an arithmetic number, because the mean of its divisors is an integer number (869504500800).

Almost surely, 2^{11140043312321} is an apocalyptic number.

11140043312321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11140043312321 is a deficient number, since it is larger than the sum of its proper divisors (2772028700479).

11140043312321 is a wasteful number, since it uses less digits than its factorization.

11140043312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241529644.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 11140043312321 its reverse (12321334004111), we get a palindrome (23461377316432).

The spelling of 11140043312321 in words is "eleven trillion, one hundred forty billion, forty-three million, three hundred twelve thousand, three hundred twenty-one".