13222012323 has 32 divisors (see below), whose sum is σ = 19937304576. Its totient is φ = 7733202048.

The previous prime is 13222012319. The next prime is 13222012333. The reversal of 13222012323 is 32321022231.

It is a happy number.

13222012323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13222012323 - 2² = 13222012319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13222012323.

It is not an unprimeable number, because it can be changed into a prime (13222012303) 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 31 ways as a sum of consecutive naturals, for example, 93886 + ... + 187772.

It is an arithmetic number, because the mean of its divisors is an integer number (623040768).

Almost surely, 2^13222012323 is an apocalyptic number.

13222012323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13222012323 is a deficient number, since it is larger than the sum of its proper divisors (6715292253).

13222012323 is a wasteful number, since it uses less digits than its factorization.

13222012323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94083.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 13222012323 its reverse (32321022231), we get a palindrome (45543034554).

The spelling of 13222012323 in words is "thirteen billion, two hundred twenty-two million, twelve thousand, three hundred twenty-three".