222118432108136 has 32 divisors (see below), whose sum is σ = 443406717379080. Its totient is φ = 103948827494400.

The previous prime is 222118432108123. The next prime is 222118432108163. The reversal of 222118432108136 is 631801234811222.

It can be written as a sum of positive squares in 4 ways, for example, as 209138048099236 + 12980384008900 = 14461606^2 + 3602830^2 .

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, 4511643245 + ... + 4511692476.

Almost surely, 2^{222118432108136} is an apocalyptic number.

It is an amenable number.

222118432108136 is a deficient number, since it is larger than the sum of its proper divisors (221288285270944).

222118432108136 is a wasteful number, since it uses less digits than its factorization.

222118432108136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9023335925 (or 9023335921 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

Adding to 222118432108136 its reverse (631801234811222), we get a palindrome (853919666919358).

The spelling of 222118432108136 in words is "two hundred twenty-two trillion, one hundred eighteen billion, four hundred thirty-two million, one hundred eight thousand, one hundred thirty-six".