2223312232 has 8 divisors (see below), whose sum is σ = 4168710450. Its totient is φ = 1111656112.

The previous prime is 2223312209. The next prime is 2223312239. The reversal of 2223312232 is 2322133222.

It can be written as a sum of positive squares in only one way, i.e., 2220859876 + 2452356 = 47126^2 + 1566^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2223312239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138957007 + ... + 138957022.

Almost surely, 2^2223312232 is an apocalyptic number.

It is an amenable number.

2223312232 is a deficient number, since it is larger than the sum of its proper divisors (1945398218).

2223312232 is a wasteful number, since it uses less digits than its factorization.

2223312232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277914035 (or 277914031 counting only the distinct ones).

The product of its digits is 1728, while the sum is 22.

The square root of 2223312232 is about 47152.0119613151. The cubic root of 2223312232 is about 1305.1692077145.

Adding to 2223312232 its reverse (2322133222), we get a palindrome (4545445454).

The spelling of 2223312232 in words is "two billion, two hundred twenty-three million, three hundred twelve thousand, two hundred thirty-two".