222002211212 has 12 divisors (see below), whose sum is σ = 401036252736. Its totient is φ = 107420424720.

The previous prime is 222002211161. The next prime is 222002211257. The reversal of 222002211212 is 212112200222.

It is a happy number.

222002211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895170083 + ... + 895170330.

It is an arithmetic number, because the mean of its divisors is an integer number (33419687728).

Almost surely, 2^222002211212 is an apocalyptic number.

It is an amenable number.

222002211212 is a deficient number, since it is larger than the sum of its proper divisors (179034041524).

222002211212 is a wasteful number, since it uses less digits than its factorization.

222002211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790340448 (or 1790340446 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222002211212 its reverse (212112200222), we get a palindrome (434114411434).

The spelling of 222002211212 in words is "two hundred twenty-two billion, two million, two hundred eleven thousand, two hundred twelve".