13220202224 has 20 divisors (see below), whose sum is σ = 25618779936. Its totient is φ = 6608904192.

The previous prime is 13220202199. The next prime is 13220202239. The reversal of 13220202224 is 42220202231.

It is a junction number, because it is equal to n+sod(n) for n = 13220202196 and 13220202205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19952 + ... + 163824.

Almost surely, 2^13220202224 is an apocalyptic number.

It is an amenable number.

13220202224 is a deficient number, since it is larger than the sum of its proper divisors (12398577712).

13220202224 is a wasteful number, since it uses less digits than its factorization.

13220202224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149624 (or 149618 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 13220202224 its reverse (42220202231), we get a palindrome (55440404455).

The spelling of 13220202224 in words is "thirteen billion, two hundred twenty million, two hundred two thousand, two hundred twenty-four".