222120112101112 has 16 divisors (see below), whose sum is σ = 438394958094600. Its totient is φ = 105214789942560.

The previous prime is 222120112101109. The next prime is 222120112101119. The reversal of 222120112101112 is 211101211021222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 222120112101112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120112101119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730658263339 + ... + 730658263642.

Almost surely, 2^{222120112101112} is an apocalyptic number.

It is an amenable number.

222120112101112 is a deficient number, since it is larger than the sum of its proper divisors (216274845993488).

222120112101112 is a wasteful number, since it uses less digits than its factorization.

222120112101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461316527006 (or 1461316527002 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 222120112101112 its reverse (211101211021222), we get a palindrome (433221323122334).

The spelling of 222120112101112 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred twelve million, one hundred one thousand, one hundred twelve".