13223011322 has 4 divisors (see below), whose sum is σ = 19834516986. Its totient is φ = 6611505660.

The previous prime is 13223011301. The next prime is 13223011339. The reversal of 13223011322 is 22311032231.

13223011322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22311032231 = 29 ⋅769345939.

It can be written as a sum of positive squares in only one way, i.e., 10293928681 + 2929082641 = 101459^2 + 54121^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13223011294 and 13223011303.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3305752829 + ... + 3305752832.

Almost surely, 2^13223011322 is an apocalyptic number.

13223011322 is a deficient number, since it is larger than the sum of its proper divisors (6611505664).

13223011322 is an equidigital number, since it uses as much as digits as its factorization.

13223011322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611505663.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13223011322 its reverse (22311032231), we get a palindrome (35534043553).

The spelling of 13223011322 in words is "thirteen billion, two hundred twenty-three million, eleven thousand, three hundred twenty-two".