11211233321 has 8 divisors (see below), whose sum is σ = 12386836224. Its totient is φ = 10092976960.

The previous prime is 11211233317. The next prime is 11211233323. The reversal of 11211233321 is 12333211211.

It is a happy number.

11211233321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11211233321 - 2² = 11211233317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11211233293 and 11211233302.

It is not an unprimeable number, because it can be changed into a prime (11211233323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14336225 + ... + 14337006.

It is an arithmetic number, because the mean of its divisors is an integer number (1548354528).

Almost surely, 2^11211233321 is an apocalyptic number.

It is an amenable number.

11211233321 is a deficient number, since it is larger than the sum of its proper divisors (1175602903).

11211233321 is a wasteful number, since it uses less digits than its factorization.

11211233321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28673271.

The product of its digits is 216, while the sum is 20.

Adding to 11211233321 its reverse (12333211211), we get a palindrome (23544444532).

The spelling of 11211233321 in words is "eleven billion, two hundred eleven million, two hundred thirty-three thousand, three hundred twenty-one".