222005132 has 12 divisors (see below), whose sum is σ = 389255496. Its totient is φ = 110789280.

The previous prime is 222005123. The next prime is 222005209. The reversal of 222005132 is 231500222.

It is a self number, because there is not a number n which added to its sum of digits gives 222005132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50969 + ... + 55152.

It is an arithmetic number, because the mean of its divisors is an integer number (32437958).

Almost surely, 2^222005132 is an apocalyptic number.

It is an amenable number.

222005132 is a deficient number, since it is larger than the sum of its proper divisors (167250364).

222005132 is a wasteful number, since it uses less digits than its factorization.

222005132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106648 (or 106646 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 222005132 is about 14899.8366433998. The cubic root of 222005132 is about 605.5095604577.

Adding to 222005132 its reverse (231500222), we get a palindrome (453505354).

The spelling of 222005132 in words is "two hundred twenty-two million, five thousand, one hundred thirty-two".