11013232321 has 16 divisors (see below), whose sum is σ = 13570550784. Its totient is φ = 8703607104.

The previous prime is 11013232297. The next prime is 11013232367. The reversal of 11013232321 is 12323231011.

It is a cyclic number.

It is not a de Polignac number, because 11013232321 - 2¹¹ = 11013230273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11013212321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8415 + ... + 148651.

It is an arithmetic number, because the mean of its divisors is an integer number (848159424).

Almost surely, 2^11013232321 is an apocalyptic number.

It is an amenable number.

11013232321 is a deficient number, since it is larger than the sum of its proper divisors (2557318463).

11013232321 is a wasteful number, since it uses less digits than its factorization.

11013232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141120.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11013232321 its reverse (12323231011), we get a palindrome (23336463332).

The spelling of 11013232321 in words is "eleven billion, thirteen million, two hundred thirty-two thousand, three hundred twenty-one".