13222332232 has 8 divisors (see below), whose sum is σ = 24791872950. Its totient is φ = 6611166112.

The previous prime is 13222332217. The next prime is 13222332337. The reversal of 13222332232 is 23223322231.

It can be written as a sum of positive squares in only one way, i.e., 12779398116 + 442934116 = 113046^2 + 21046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13222332232² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13222332197 and 13222332206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826395757 + ... + 826395772.

Almost surely, 2^13222332232 is an apocalyptic number.

It is an amenable number.

13222332232 is a deficient number, since it is larger than the sum of its proper divisors (11569540718).

13222332232 is a wasteful number, since it uses less digits than its factorization.

13222332232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652791535 (or 1652791531 counting only the distinct ones).

The product of its digits is 5184, while the sum is 25.

Adding to 13222332232 its reverse (23223322231), we get a palindrome (36445654463).

The spelling of 13222332232 in words is "thirteen billion, two hundred twenty-two million, three hundred thirty-two thousand, two hundred thirty-two".