212222322212 has 12 divisors (see below), whose sum is σ = 372511087536. Its totient is φ = 105790582920.

The previous prime is 212222322203. The next prime is 212222322217. The reversal of 212222322212 is 212223222212.

212222322212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212222322217) by changing a digit.

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, 80143058 + ... + 80145705.

It is an arithmetic number, because the mean of its divisors is an integer number (31042590628).

Almost surely, 2^212222322212 is an apocalyptic number.

It is an amenable number.

212222322212 is a deficient number, since it is larger than the sum of its proper divisors (160288765324).

212222322212 is a wasteful number, since it uses less digits than its factorization.

212222322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160289098 (or 160289096 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

Adding to 212222322212 its reverse (212223222212), we get a palindrome (424445544424).

The spelling of 212222322212 in words is "two hundred twelve billion, two hundred twenty-two million, three hundred twenty-two thousand, two hundred twelve".