13321022011 has 8 divisors (see below), whose sum is σ = 14652124848. Its totient is φ = 12110018800.

The previous prime is 13321021939. The next prime is 13321022017. The reversal of 13321022011 is 11022012331.

It is not a de Polignac number, because 13321022011 - 2²⁵ = 13287467579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321022017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002810 + ... + 5005471.

It is an arithmetic number, because the mean of its divisors is an integer number (1831515606).

Almost surely, 2^13321022011 is an apocalyptic number.

13321022011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13321022011 is a deficient number, since it is larger than the sum of its proper divisors (1331102837).

13321022011 is an equidigital number, since it uses as much as digits as its factorization.

13321022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10008314 (or 10008292 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13321022011 its reverse (11022012331), we get a palindrome (24343034342).

The spelling of 13321022011 in words is "thirteen billion, three hundred twenty-one million, twenty-two thousand, eleven".