222111322 has 16 divisors (see below), whose sum is σ = 351101952. Its totient is φ = 105173200.

The previous prime is 222111313. The next prime is 222111343. The reversal of 222111322 is 223111222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222111296 and 222111305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19258 + ... + 28549.

It is an arithmetic number, because the mean of its divisors is an integer number (21943872).

Almost surely, 2^222111322 is an apocalyptic number.

222111322 is a deficient number, since it is larger than the sum of its proper divisors (128990630).

222111322 is a wasteful number, since it uses less digits than its factorization.

222111322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47933.

The product of its digits is 96, while the sum is 16.

The square root of 222111322 is about 14903.3996792678. The cubic root of 222111322 is about 605.6060879726.

Adding to 222111322 its reverse (223111222), we get a palindrome (445222544).

The spelling of 222111322 in words is "two hundred twenty-two million, one hundred eleven thousand, three hundred twenty-two".