222223232212 has 24 divisors (see below), whose sum is σ = 411842831400. Its totient is φ = 104556272640.

The previous prime is 222223232197. The next prime is 222223232221. The reversal of 222223232212 is 212232322222.

It can be written as a sum of positive squares in 4 ways, for example, as 3691291536 + 218531940676 = 60756^2 + 467474^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70662 + ... + 670402.

It is an arithmetic number, because the mean of its divisors is an integer number (17160117975).

Almost surely, 2^222223232212 is an apocalyptic number.

It is an amenable number.

222223232212 is a deficient number, since it is larger than the sum of its proper divisors (189619599188).

222223232212 is a wasteful number, since it uses less digits than its factorization.

222223232212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605211 (or 605209 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

Adding to 222223232212 its reverse (212232322222), we get a palindrome (434455554434).

The spelling of 222223232212 in words is "two hundred twenty-two billion, two hundred twenty-three million, two hundred thirty-two thousand, two hundred twelve".