22220022202 has 16 divisors (see below), whose sum is σ = 38095610112. Its totient is φ = 9521830800.

The previous prime is 22220022173. The next prime is 22220022211. The reversal of 22220022202 is 20222002222.

It is a happy 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 in 7 ways as a sum of consecutive naturals, for example, 54952 + ... + 217852.

It is an arithmetic number, because the mean of its divisors is an integer number (2380975632).

Almost surely, 2^22220022202 is an apocalyptic number.

22220022202 is a deficient number, since it is larger than the sum of its proper divisors (15875587910).

22220022202 is a wasteful number, since it uses less digits than its factorization.

22220022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172653.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22220022202 its reverse (20222002222), we get a palindrome (42442024424).

It can be divided in two parts, 2222002220 and 2, that added together give a palindrome (2222002222).

The spelling of 22220022202 in words is "twenty-two billion, two hundred twenty million, twenty-two thousand, two hundred two".