224021112 has 128 divisors (see below), whose sum is σ = 660441600. Its totient is φ = 62005248.

The previous prime is 224021101. The next prime is 224021123. The reversal of 224021112 is 211120422.

224021112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (224021101) and next prime (224021123).

It is a junction number, because it is equal to n+sod(n) for n = 224021091 and 224021100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 961348 + ... + 961580.

It is an arithmetic number, because the mean of its divisors is an integer number (5159700).

Almost surely, 2^224021112 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 224021112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330220800).

224021112 is an abundant number, since it is smaller than the sum of its proper divisors (436420488).

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

224021112 is a wasteful number, since it uses less digits than its factorization.

224021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 224021112 is about 14967.3348328953. The cubic root of 224021112 is about 607.3368736764.

Adding to 224021112 its reverse (211120422), we get a palindrome (435141534).

The spelling of 224021112 in words is "two hundred twenty-four million, twenty-one thousand, one hundred twelve".