43221332222 has 4 divisors (see below), whose sum is σ = 64831998336. Its totient is φ = 21610666110.

The previous prime is 43221332179. The next prime is 43221332251. The reversal of 43221332222 is 22223312234.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 43221332191 and 43221332200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10805333054 + ... + 10805333057.

It is an arithmetic number, because the mean of its divisors is an integer number (16207999584).

Almost surely, 2^43221332222 is an apocalyptic number.

43221332222 is a deficient number, since it is larger than the sum of its proper divisors (21610666114).

43221332222 is a wasteful number, since it uses less digits than its factorization.

43221332222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21610666113.

The product of its digits is 6912, while the sum is 26.

Adding to 43221332222 its reverse (22223312234), we get a palindrome (65444644456).

The spelling of 43221332222 in words is "forty-three billion, two hundred twenty-one million, three hundred thirty-two thousand, two hundred twenty-two".