222120200122012 has 12 divisors (see below), whose sum is σ = 390745482938496. Its totient is φ = 110478633568160.

The previous prime is 222120200121929. The next prime is 222120200122027. The reversal of 222120200122012 is 210221002021222.

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 3 ways as a sum of consecutive naturals, for example, 145366622353 + ... + 145366623880.

It is an arithmetic number, because the mean of its divisors is an integer number (32562123578208).

Almost surely, 2^{222120200122012} is an apocalyptic number.

It is an amenable number.

222120200122012 is a deficient number, since it is larger than the sum of its proper divisors (168625282816484).

222120200122012 is a wasteful number, since it uses less digits than its factorization.

222120200122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290733246428 (or 290733246426 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222120200122012 its reverse (210221002021222), we get a palindrome (432341202143234).

The spelling of 222120200122012 in words is "two hundred twenty-two trillion, one hundred twenty billion, two hundred million, one hundred twenty-two thousand, twelve".