13222331121 has 16 divisors (see below), whose sum is σ = 18067129920. Its totient is φ = 8596385280.

The previous prime is 13222331119. The next prime is 13222331153. The reversal of 13222331121 is 12113322231.

It is not a de Polignac number, because 13222331121 - 2¹ = 13222331119 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13222333121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300306 + ... + 341508.

It is an arithmetic number, because the mean of its divisors is an integer number (1129195620).

Almost surely, 2^13222331121 is an apocalyptic number.

It is an amenable number.

13222331121 is a deficient number, since it is larger than the sum of its proper divisors (4844798799).

13222331121 is a wasteful number, since it uses less digits than its factorization.

13222331121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43856.

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

Adding to 13222331121 its reverse (12113322231), we get a palindrome (25335653352).

The spelling of 13222331121 in words is "thirteen billion, two hundred twenty-two million, three hundred thirty-one thousand, one hundred twenty-one".