222200100112 has 20 divisors (see below), whose sum is σ = 437570281036. Its totient is φ = 109278737280.

The previous prime is 222200100061. The next prime is 222200100131. The reversal of 222200100112 is 211001002222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35659034896 + 186541065216 = 188836^2 + 431904^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222200100092 and 222200100101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113831043 + ... + 113832994.

Almost surely, 2^222200100112 is an apocalyptic number.

It is an amenable number.

222200100112 is a deficient number, since it is larger than the sum of its proper divisors (215370180924).

222200100112 is a wasteful number, since it uses less digits than its factorization.

222200100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227664106 (or 227664100 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222200100112 its reverse (211001002222), we get a palindrome (433201102334).

The spelling of 222200100112 in words is "two hundred twenty-two billion, two hundred million, one hundred thousand, one hundred twelve".