11135332321 has 4 divisors (see below), whose sum is σ = 11135584944. Its totient is φ = 11135079700.

The previous prime is 11135332301. The next prime is 11135332361. The reversal of 11135332321 is 12323353111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11135332321 - 2¹¹ = 11135330273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11135332301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40975 + ... + 154756.

It is an arithmetic number, because the mean of its divisors is an integer number (2783896236).

Almost surely, 2^11135332321 is an apocalyptic number.

It is an amenable number.

11135332321 is a deficient number, since it is larger than the sum of its proper divisors (252623).

11135332321 is an equidigital number, since it uses as much as digits as its factorization.

11135332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252622.

The product of its digits is 1620, while the sum is 25.

Adding to 11135332321 its reverse (12323353111), we get a palindrome (23458685432).

The spelling of 11135332321 in words is "eleven billion, one hundred thirty-five million, three hundred thirty-two thousand, three hundred twenty-one".