13611422224 has 15 divisors (see below), whose sum is σ = 26373034767. Its totient is φ = 6805477776.

The previous prime is 13611422221. The next prime is 13611422267. The reversal of 13611422224 is 42222411631.

The square root of 13611422224 is 116668.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×13611422224² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13611422192 and 13611422201.

It is not an unprimeable number, because it can be changed into a prime (13611422221) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 452089 + ... + 481255.

Almost surely, 2^13611422224 is an apocalyptic number.

13611422224 is the 116668-th square number.

It is an amenable number.

13611422224 is a deficient number, since it is larger than the sum of its proper divisors (12761612543).

13611422224 is an frugal number, since it uses more digits than its factorization.

13611422224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58342 (or 29169 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

Adding to 13611422224 its reverse (42222411631), we get a palindrome (55833833855).

The spelling of 13611422224 in words is "thirteen billion, six hundred eleven million, four hundred twenty-two thousand, two hundred twenty-four".