226221112 has 64 divisors (see below), whose sum is σ = 477640800. Its totient is φ = 99724800.

The previous prime is 226221101. The next prime is 226221137. The reversal of 226221112 is 211122622.

It is a self number, because there is not a number n which added to its sum of digits gives 226221112.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 322362 + ... + 323062.

Almost surely, 2^226221112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226221112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238820400).

226221112 is an abundant number, since it is smaller than the sum of its proper divisors (251419688).

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

226221112 is a wasteful number, since it uses less digits than its factorization.

226221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856 (or 852 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 226221112 is about 15040.6486562249. The cubic root of 226221112 is about 609.3185187081.

Adding to 226221112 its reverse (211122622), we get a palindrome (437343734).

The spelling of 226221112 in words is "two hundred twenty-six million, two hundred twenty-one thousand, one hundred twelve".