13112233321 has 8 divisors (see below), whose sum is σ = 14309999424. Its totient is φ = 11915424720.

The previous prime is 13112233313. The next prime is 13112233357. The reversal of 13112233321 is 12333221131.

13112233321 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 13112233321 - 2³ = 13112233313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13112233292 and 13112233301.

It is not an unprimeable number, because it can be changed into a prime (13112533321) 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, 210586 + ... + 265651.

It is an arithmetic number, because the mean of its divisors is an integer number (1788749928).

Almost surely, 2^13112233321 is an apocalyptic number.

13112233321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13112233321 is a deficient number, since it is larger than the sum of its proper divisors (1197766103).

13112233321 is a wasteful number, since it uses less digits than its factorization.

13112233321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478751.

The product of its digits is 648, while the sum is 22.

Adding to 13112233321 its reverse (12333221131), we get a palindrome (25445454452).

The spelling of 13112233321 in words is "thirteen billion, one hundred twelve million, two hundred thirty-three thousand, three hundred twenty-one".