13311331224 has 16 divisors (see below), whose sum is σ = 33278328120. Its totient is φ = 4437110400.

The previous prime is 13311331199. The next prime is 13311331237. The reversal of 13311331224 is 42213311331.

13311331224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 554638801 = 13311331224 / (1 + 3 + 3 + 1 + 1 + 3 + 3 + 1 + 2 + 2 + 4).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13311331194 and 13311331203.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 277319377 + ... + 277319424.

Almost surely, 2^13311331224 is an apocalyptic number.

It is an amenable number.

13311331224 is an abundant number, since it is smaller than the sum of its proper divisors (19966996896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13311331224 is a wasteful number, since it uses less digits than its factorization.

13311331224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554638810 (or 554638806 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

Adding to 13311331224 its reverse (42213311331), we get a palindrome (55524642555).

The spelling of 13311331224 in words is "thirteen billion, three hundred eleven million, three hundred thirty-one thousand, two hundred twenty-four".