13222240232 has 16 divisors (see below), whose sum is σ = 24792920640. Its totient is φ = 6610794736.

The previous prime is 13222240219. The next prime is 13222240289. The reversal of 13222240232 is 23204222231.

It is a junction number, because it is equal to n+sod(n) for n = 13222240198 and 13222240207.

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, 294593 + ... + 336495.

It is an arithmetic number, because the mean of its divisors is an integer number (1549557540).

Almost surely, 2^13222240232 is an apocalyptic number.

It is an amenable number.

13222240232 is a deficient number, since it is larger than the sum of its proper divisors (11570680408).

13222240232 is a wasteful number, since it uses less digits than its factorization.

13222240232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81352 (or 81348 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 13222240232 its reverse (23204222231), we get a palindrome (36426462463).

The spelling of 13222240232 in words is "thirteen billion, two hundred twenty-two million, two hundred forty thousand, two hundred thirty-two".