222112212011012 has 12 divisors (see below), whose sum is σ = 388697439197760. Its totient is φ = 111055800811656.

The previous prime is 222112212011009. The next prime is 222112212011021. The reversal of 222112212011012 is 210110212211222.

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, 74657048 + ... + 77575119.

It is an arithmetic number, because the mean of its divisors is an integer number (32391453266480).

Almost surely, 2^{222112212011012} is an apocalyptic number.

It is an amenable number.

222112212011012 is a deficient number, since it is larger than the sum of its proper divisors (166585227186748).

222112212011012 is a wasteful number, since it uses less digits than its factorization.

222112212011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152596930 (or 152596928 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222112212011012 its reverse (210110212211222), we get a palindrome (432222424222234).

The spelling of 222112212011012 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twelve million, eleven thousand, twelve".