222112100210012 has 48 divisors (see below), whose sum is σ = 391704206264448. Its totient is φ = 110200966525440.

The previous prime is 222112100210009. The next prime is 222112100210057. The reversal of 222112100210012 is 210012001211222.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 243504173 + ... + 244414619.

It is an arithmetic number, because the mean of its divisors is an integer number (8160504297176).

Almost surely, 2^{222112100210012} is an apocalyptic number.

It is an amenable number.

222112100210012 is a deficient number, since it is larger than the sum of its proper divisors (169592106054436).

222112100210012 is a wasteful number, since it uses less digits than its factorization.

222112100210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911646 (or 911644 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222112100210012 its reverse (210012001211222), we get a palindrome (432124101421234).

The spelling of 222112100210012 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred million, two hundred ten thousand, twelve".