22020002222 has 8 divisors (see below), whose sum is σ = 33068728056. Its totient is φ = 10997092872.

The previous prime is 22020002219. The next prime is 22020002227. The reversal of 22020002222 is 22220002022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22020002197 and 22020002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020002227) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6451988 + ... + 6455399.

It is an arithmetic number, because the mean of its divisors is an integer number (4133591007).

Almost surely, 2^22020002222 is an apocalyptic number.

22020002222 is a deficient number, since it is larger than the sum of its proper divisors (11048725834).

22020002222 is a wasteful number, since it uses less digits than its factorization.

22020002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12908242.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22020002222 its reverse (22220002022), we get a palindrome (44240004244).

The spelling of 22020002222 in words is "twenty-two billion, twenty million, two thousand, two hundred twenty-two".