13321322111 has 16 divisors (see below), whose sum is σ = 14154652800. Its totient is φ = 12493613568.

The previous prime is 13321322107. The next prime is 13321322143. The reversal of 13321322111 is 11122312331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13321322111 - 2² = 13321322107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321322171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7980785 + ... + 7982453.

It is an arithmetic number, because the mean of its divisors is an integer number (884665800).

Almost surely, 2^13321322111 is an apocalyptic number.

13321322111 is a deficient number, since it is larger than the sum of its proper divisors (833330689).

13321322111 is a wasteful number, since it uses less digits than its factorization.

13321322111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058.

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

Adding to 13321322111 its reverse (11122312331), we get a palindrome (24443634442).

The spelling of 13321322111 in words is "thirteen billion, three hundred twenty-one million, three hundred twenty-two thousand, one hundred eleven".