12223332232 has 8 divisors (see below), whose sum is σ = 22918747950. Its totient is φ = 6111666112.

The previous prime is 12223332217. The next prime is 12223332269. The reversal of 12223332232 is 23223332221.

It can be written as a sum of positive squares in only one way, i.e., 11241512676 + 981819556 = 106026^2 + 31334^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12223332197 and 12223332206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 763958257 + ... + 763958272.

Almost surely, 2^12223332232 is an apocalyptic number.

It is an amenable number.

12223332232 is a deficient number, since it is larger than the sum of its proper divisors (10695415718).

12223332232 is a wasteful number, since it uses less digits than its factorization.

12223332232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527916535 (or 1527916531 counting only the distinct ones).

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

Adding to 12223332232 its reverse (23223332221), we get a palindrome (35446664453).

The spelling of 12223332232 in words is "twelve billion, two hundred twenty-three million, three hundred thirty-two thousand, two hundred thirty-two".