13223213235 has 12 divisors (see below), whose sum is σ = 22920236352. Its totient is φ = 7052380368.

The previous prime is 13223213231. The next prime is 13223213243. The reversal of 13223213235 is 53231232231.

It is a happy number.

13223213235 is a `hidden beast` number, since 13 + 2 + 2 + 321 + 323 + 5 = 666.

It is not a de Polignac number, because 13223213235 - 2² = 13223213231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13223213199 and 13223213208.

It is not an unprimeable number, because it can be changed into a prime (13223213231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146924547 + ... + 146924636.

It is an arithmetic number, because the mean of its divisors is an integer number (1910019696).

Almost surely, 2^13223213235 is an apocalyptic number.

13223213235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13223213235 is a deficient number, since it is larger than the sum of its proper divisors (9697023117).

13223213235 is a wasteful number, since it uses less digits than its factorization.

13223213235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293849194 (or 293849191 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

Adding to 13223213235 its reverse (53231232231), we get a palindrome (66454445466).

The spelling of 13223213235 in words is "thirteen billion, two hundred twenty-three million, two hundred thirteen thousand, two hundred thirty-five".