11213223321 has 8 divisors (see below), whose sum is σ = 14954182560. Its totient is φ = 7473873152.

The previous prime is 11213223299. The next prime is 11213223323. The reversal of 11213223321 is 12332231211.

11213223321 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 11213223321 - 2⁵ = 11213223289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11213223323) 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, 385911 + ... + 413948.

It is an arithmetic number, because the mean of its divisors is an integer number (1869272820).

Almost surely, 2^11213223321 is an apocalyptic number.

It is an amenable number.

11213223321 is a deficient number, since it is larger than the sum of its proper divisors (3740959239).

11213223321 is an equidigital number, since it uses as much as digits as its factorization.

11213223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804535.

The product of its digits is 432, while the sum is 21.

Adding to 11213223321 its reverse (12332231211), we get a palindrome (23545454532).

The spelling of 11213223321 in words is "eleven billion, two hundred thirteen million, two hundred twenty-three thousand, three hundred twenty-one".