22199220922 has 4 divisors (see below), whose sum is σ = 33298831386. Its totient is φ = 11099610460.

The previous prime is 22199220917. The next prime is 22199220947. The reversal of 22199220922 is 22902299122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21995559481 + 203661441 = 148309^2 + 14271^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549805229 + ... + 5549805232.

Almost surely, 2^22199220922 is an apocalyptic number.

22199220922 is a deficient number, since it is larger than the sum of its proper divisors (11099610464).

22199220922 is a wasteful number, since it uses less digits than its factorization.

22199220922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11099610463.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 22199220922 in words is "twenty-two billion, one hundred ninety-nine million, two hundred twenty thousand, nine hundred twenty-two".