11424140321 has 16 divisors (see below), whose sum is σ = 12530588928. Its totient is φ = 10329152400.

The previous prime is 11424140311. The next prime is 11424140339. The reversal of 11424140321 is 12304142411.

It is a cyclic number.

It is not a de Polignac number, because 11424140321 - 2¹⁰ = 11424139297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11424140311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1774310 + ... + 1780736.

It is an arithmetic number, because the mean of its divisors is an integer number (783161808).

Almost surely, 2^11424140321 is an apocalyptic number.

11424140321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11424140321 is a deficient number, since it is larger than the sum of its proper divisors (1106448607).

11424140321 is a wasteful number, since it uses less digits than its factorization.

11424140321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7292.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11424140321 its reverse (12304142411), we get a palindrome (23728282732).

The spelling of 11424140321 in words is "eleven billion, four hundred twenty-four million, one hundred forty thousand, three hundred twenty-one".