22104202 has 4 divisors (see below), whose sum is σ = 33156306. Its totient is φ = 11052100.

The previous prime is 22104191. The next prime is 22104211. The reversal of 22104202 is 20240122.

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., 15139881 + 6964321 = 3891^2 + 2639^2 .

It is a Smith number, since the sum of its digits (13) 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 polite number, since it can be written as a sum of consecutive naturals, namely, 5526049 + ... + 5526052.

Almost surely, 2^22104202 is an apocalyptic number.

22104202 is a deficient number, since it is larger than the sum of its proper divisors (11052104).

22104202 is a wasteful number, since it uses less digits than its factorization.

22104202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11052103.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22104202 is about 4701.5106083045. The cubic root of 22104202 is about 280.6456275067.

Adding to 22104202 its reverse (20240122), we get a palindrome (42344324).

The spelling of 22104202 in words is "twenty-two million, one hundred four thousand, two hundred two".