222232112322 has 64 divisors (see below), whose sum is σ = 498790376064. Its totient is φ = 65415651840.

The previous prime is 222232112309. The next prime is 222232112353. The reversal of 222232112322 is 223211232222.

222232112322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222232112322² (a number of 23 digits) contains 22 as substring.

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 = 222232112292 and 222232112301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1422718 + ... + 1571174.

It is an arithmetic number, because the mean of its divisors is an integer number (7793599626).

Almost surely, 2^222232112322 is an apocalyptic number.

222232112322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 222232112322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249395188032).

222232112322 is an abundant number, since it is smaller than the sum of its proper divisors (276558263742).

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

222232112322 is a wasteful number, since it uses less digits than its factorization.

222232112322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149123.

The product of its digits is 2304, while the sum is 24.

Adding to 222232112322 its reverse (223211232222), we get a palindrome (445443344544).

The spelling of 222232112322 in words is "two hundred twenty-two billion, two hundred thirty-two million, one hundred twelve thousand, three hundred twenty-two".