222223302212 has 6 divisors (see below), whose sum is σ = 388890778878. Its totient is φ = 111111651104.

The previous prime is 222223302151. The next prime is 222223302253. The reversal of 222223302212 is 212203322222.

It can be written as a sum of positive squares in only one way, i.e., 222136886596 + 86415616 = 471314^2 + 9296^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27777912773 + ... + 27777912780.

It is an arithmetic number, because the mean of its divisors is an integer number (64815129813).

Almost surely, 2^222223302212 is an apocalyptic number.

It is an amenable number.

222223302212 is a deficient number, since it is larger than the sum of its proper divisors (166667476666).

222223302212 is a wasteful number, since it uses less digits than its factorization.

222223302212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55555825557 (or 55555825555 counting only the distinct ones).

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

Adding to 222223302212 its reverse (212203322222), we get a palindrome (434426624434).

The spelling of 222223302212 in words is "two hundred twenty-two billion, two hundred twenty-three million, three hundred two thousand, two hundred twelve".