222444403322 has 4 divisors (see below), whose sum is σ = 333666604986. Its totient is φ = 111222201660.

The previous prime is 222444403309. The next prime is 222444403327. The reversal of 222444403322 is 223304444222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223304444222 = 2 ⋅111652222111.

It can be written as a sum of positive squares in only one way, i.e., 182859719641 + 39584683681 = 427621^2 + 198959^2 .

It is not an unprimeable number, because it can be changed into a prime (222444403327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55611100829 + ... + 55611100832.

Almost surely, 2^222444403322 is an apocalyptic number.

222444403322 is a deficient number, since it is larger than the sum of its proper divisors (111222201664).

222444403322 is a wasteful number, since it uses less digits than its factorization.

222444403322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111222201663.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 222444403322 its reverse (223304444222), we get a palindrome (445748847544).

The spelling of 222444403322 in words is "two hundred twenty-two billion, four hundred forty-four million, four hundred three thousand, three hundred twenty-two".