222120022112 has 48 divisors (see below), whose sum is σ = 441611034480. Its totient is φ = 109966228992.

The previous prime is 222120022097. The next prime is 222120022147. The reversal of 222120022112 is 211220021222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5291318 + ... + 5333130.

It is an arithmetic number, because the mean of its divisors is an integer number (9200229885).

Almost surely, 2^222120022112 is an apocalyptic number.

It is an amenable number.

222120022112 is a deficient number, since it is larger than the sum of its proper divisors (219491012368).

222120022112 is a wasteful number, since it uses less digits than its factorization.

222120022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43455 (or 43447 counting only the distinct ones).

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

Adding to 222120022112 its reverse (211220021222), we get a palindrome (433340043334).

The spelling of 222120022112 in words is "two hundred twenty-two billion, one hundred twenty million, twenty-two thousand, one hundred twelve".