222111332 has 6 divisors (see below), whose sum is σ = 388694838. Its totient is φ = 111055664.

The previous prime is 222111313. The next prime is 222111343. The reversal of 222111332 is 233111222.

222111332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 202094656 + 20016676 = 14216^2 + 4474^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222111332.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27763913 + ... + 27763920.

It is an arithmetic number, because the mean of its divisors is an integer number (64782473).

Almost surely, 2^222111332 is an apocalyptic number.

It is an amenable number.

222111332 is a deficient number, since it is larger than the sum of its proper divisors (166583506).

222111332 is a wasteful number, since it uses less digits than its factorization.

222111332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55527837 (or 55527835 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 222111332 is about 14903.4000147617. The cubic root of 222111332 is about 605.6060970612.

Adding to 222111332 its reverse (233111222), we get a palindrome (455222554).

The spelling of 222111332 in words is "two hundred twenty-two million, one hundred eleven thousand, three hundred thirty-two".