222212012012 has 12 divisors (see below), whose sum is σ = 388933314000. Its totient is φ = 111088208016.

The previous prime is 222212011943. The next prime is 222212012023. The reversal of 222212012012 is 210210212222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4421387 + ... + 4471362.

It is an arithmetic number, because the mean of its divisors is an integer number (32411109500).

Almost surely, 2^222212012012 is an apocalyptic number.

It is an amenable number.

222212012012 is a deficient number, since it is larger than the sum of its proper divisors (166721301988).

222212012012 is a wasteful number, since it uses less digits than its factorization.

222212012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8899000 (or 8898998 counting only the distinct ones).

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

Adding to 222212012012 its reverse (210210212222), we get a palindrome (432422224234).

The spelling of 222212012012 in words is "two hundred twenty-two billion, two hundred twelve million, twelve thousand, twelve".