22232210206 has 4 divisors (see below), whose sum is σ = 33348315312. Its totient is φ = 11116105102.

The previous prime is 22232210197. The next prime is 22232210219. The reversal of 22232210206 is 60201223222.

It is a happy number.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5558052550 + ... + 5558052553.

It is an arithmetic number, because the mean of its divisors is an integer number (8337078828).

Almost surely, 2^22232210206 is an apocalyptic number.

22232210206 is a deficient number, since it is larger than the sum of its proper divisors (11116105106).

22232210206 is a wasteful number, since it uses less digits than its factorization.

22232210206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11116105105.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22232210206 its reverse (60201223222), we get a palindrome (82433433428).

The spelling of 22232210206 in words is "twenty-two billion, two hundred thirty-two million, two hundred ten thousand, two hundred six".