222330011232 has 144 divisors (see below), whose sum is σ = 680206185792. Its totient is φ = 63400700160.

The previous prime is 222330011213. The next prime is 222330011261. The reversal of 222330011232 is 232110033222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 222330011199 and 222330011208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2415007 + ... + 2505377.

It is an arithmetic number, because the mean of its divisors is an integer number (4723654068).

Almost surely, 2^222330011232 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 222330011232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340103092896).

222330011232 is an abundant number, since it is smaller than the sum of its proper divisors (457876174560).

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

222330011232 is a wasteful number, since it uses less digits than its factorization.

222330011232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90921 (or 90906 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222330011232 its reverse (232110033222), we get a palindrome (454440044454).

The spelling of 222330011232 in words is "two hundred twenty-two billion, three hundred thirty million, eleven thousand, two hundred thirty-two".