112011222220 has 24 divisors (see below), whose sum is σ = 245450679264. Its totient is φ = 42856467456.

The previous prime is 112011222187. The next prime is 112011222227. The reversal of 112011222220 is 22222110211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 112011222194 and 112011222203.

It is not an unprimeable number, because it can be changed into a prime (112011222227) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 121750869 + ... + 121751788.

It is an arithmetic number, because the mean of its divisors is an integer number (10227111636).

Almost surely, 2^112011222220 is an apocalyptic number.

112011222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112011222220 is an abundant number, since it is smaller than the sum of its proper divisors (133439457044).

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

112011222220 is a wasteful number, since it uses less digits than its factorization.

112011222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243502689 (or 243502687 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112011222220 its reverse (22222110211), we get a palindrome (134233332431).

The spelling of 112011222220 in words is "one hundred twelve billion, eleven million, two hundred twenty-two thousand, two hundred twenty".