3231222222 has 8 divisors (see below), whose sum is σ = 6462444456. Its totient is φ = 1077074072.

The previous prime is 3231222209. The next prime is 3231222257. The reversal of 3231222222 is 2222221323.

It is a sphenic number, since it is the product of 3 distinct primes.

3231222222 is an admirable number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269268513 + ... + 269268524.

It is an arithmetic number, because the mean of its divisors is an integer number (807805557).

Almost surely, 2^3231222222 is an apocalyptic number.

3231222222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3231222222 is a wasteful number, since it uses less digits than its factorization.

3231222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538537042.

The product of its digits is 1152, while the sum is 21.

The square root of 3231222222 is about 56843.8406689766. The cubic root of 3231222222 is about 1478.3897482426.

Adding to 3231222222 its reverse (2222221323), we get a palindrome (5453443545).

The spelling of 3231222222 in words is "three billion, two hundred thirty-one million, two hundred twenty-two thousand, two hundred twenty-two".