222224244444 has 96 divisors (see below), whose sum is σ = 582100780800. Its totient is φ = 73308628800.

The previous prime is 222224244439. The next prime is 222224244491. The reversal of 222224244444 is 444442422222.

222224244444 is a `hidden beast` number, since 2 + 2 + 222 + 424 + 4 + 4 + 4 + 4 = 666.

It is a super-2 number, since 2×222224244444² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222224244399 and 222224244408.

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, 43923987 + ... + 43929045.

It is an arithmetic number, because the mean of its divisors is an integer number (6063549800).

Almost surely, 2^222224244444 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 222224244444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291050390400).

222224244444 is an abundant number, since it is smaller than the sum of its proper divisors (359876536356).

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

222224244444 is a wasteful number, since it uses less digits than its factorization.

222224244444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9200 (or 9192 counting only the distinct ones).

The product of its digits is 262144, while the sum is 36.

Adding to 222224244444 its reverse (444442422222), we get a palindrome (666666666666).

The spelling of 222224244444 in words is "two hundred twenty-two billion, two hundred twenty-four million, two hundred forty-four thousand, four hundred forty-four".