222111121112 has 16 divisors (see below), whose sum is σ = 416545168200. Its totient is φ = 111032409600.

The previous prime is 222111121103. The next prime is 222111121121. The reversal of 222111121112 is 211121111222.

It is an interprime number because it is at equal distance from previous prime (222111121103) and next prime (222111121121).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2853062 + ... + 2929877.

Almost surely, 2^222111121112 is an apocalyptic number.

It is an amenable number.

222111121112 is a deficient number, since it is larger than the sum of its proper divisors (194434047088).

222111121112 is a wasteful number, since it uses less digits than its factorization.

222111121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5787746 (or 5787742 counting only the distinct ones).

The product of its digits is 32, while the sum is 17.

Adding to 222111121112 its reverse (211121111222), we get a palindrome (433232232334).

The spelling of 222111121112 in words is "two hundred twenty-two billion, one hundred eleven million, one hundred twenty-one thousand, one hundred twelve".