224320221222 has 32 divisors (see below), whose sum is σ = 451188172512. Its totient is φ = 74349241344.

The previous prime is 224320221217. The next prime is 224320221253. The reversal of 224320221222 is 222122023422.

It is a junction number, because it is equal to n+sod(n) for n = 224320221192 and 224320221201.

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, 1945078 + ... + 2057174.

It is an arithmetic number, because the mean of its divisors is an integer number (14099630391).

Almost surely, 2^224320221222 is an apocalyptic number.

224320221222 is an abundant number, since it is smaller than the sum of its proper divisors (226867951290).

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

224320221222 is a wasteful number, since it uses less digits than its factorization.

224320221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113992.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 224320221222 its reverse (222122023422), we get a palindrome (446442244644).

The spelling of 224320221222 in words is "two hundred twenty-four billion, three hundred twenty million, two hundred twenty-one thousand, two hundred twenty-two".