222120102200012 has 12 divisors (see below), whose sum is σ = 388724159916456. Its totient is φ = 111056056509600.

The previous prime is 222120102199987. The next prime is 222120102200039. The reversal of 222120102200012 is 210002201021222.

It is a happy 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, 998522489 + ... + 998744912.

It is an arithmetic number, because the mean of its divisors is an integer number (32393679993038).

Almost surely, 2^{222120102200012} is an apocalyptic number.

It is an amenable number.

222120102200012 is a deficient number, since it is larger than the sum of its proper divisors (166604057716444).

222120102200012 is a wasteful number, since it uses less digits than its factorization.

222120102200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997295208 (or 1997295206 counting only the distinct ones).

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

Adding to 222120102200012 its reverse (210002201021222), we get a palindrome (432122303221234).

The spelling of 222120102200012 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred two million, two hundred thousand, twelve".