11340243321 has 16 divisors (see below), whose sum is σ = 16741095168. Its totient is φ = 6770293200.

The previous prime is 11340243251. The next prime is 11340243349. The reversal of 11340243321 is 12334204311.

It is a happy number.

It is not a de Polignac number, because 11340243321 - 2¹⁷ = 11340112249 is a prime.

It is a super-2 number, since 2×11340243321² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11340243291 and 11340243300.

It is not an unprimeable number, because it can be changed into a prime (11340243361) 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, 2562295 + ... + 2566716.

It is an arithmetic number, because the mean of its divisors is an integer number (1046318448).

Almost surely, 2^11340243321 is an apocalyptic number.

11340243321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11340243321 is a deficient number, since it is larger than the sum of its proper divisors (5400851847).

11340243321 is a wasteful number, since it uses less digits than its factorization.

11340243321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129092.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11340243321 its reverse (12334204311), we get a palindrome (23674447632).

The spelling of 11340243321 in words is "eleven billion, three hundred forty million, two hundred forty-three thousand, three hundred twenty-one".