222112100112 has 40 divisors (see below), whose sum is σ = 655759534656. Its totient is φ = 63460599936.

The previous prime is 222112100107. The next prime is 222112100137. The reversal of 222112100112 is 211001211222.

It is a super-2 number, since 2×222112100112² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222112100091 and 222112100100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330523623 + ... + 330524294.

Almost surely, 2^222112100112 is an apocalyptic number.

It is an amenable number.

222112100112 is an abundant number, since it is smaller than the sum of its proper divisors (433647434544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222112100112 is a wasteful number, since it uses less digits than its factorization.

222112100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661047935 (or 661047929 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222112100112 its reverse (211001211222), we get a palindrome (433113311334).

The spelling of 222112100112 in words is "two hundred twenty-two billion, one hundred twelve million, one hundred thousand, one hundred twelve".