22012210202 has 8 divisors (see below), whose sum is σ = 33020181300. Its totient is φ = 11005483104.

The previous prime is 22012210189. The next prime is 22012210219. The reversal of 22012210202 is 20201221022.

It can be written as a sum of positive squares in 2 ways, for example, as 17662675801 + 4349534401 = 132901^2 + 65951^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265427 + ... + 338342.

Almost surely, 2^22012210202 is an apocalyptic number.

22012210202 is a deficient number, since it is larger than the sum of its proper divisors (11007971098).

22012210202 is a wasteful number, since it uses less digits than its factorization.

22012210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622000.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22012210202 its reverse (20201221022), we get a palindrome (42213431224).

It can be divided in two parts, 2201221020 and 2, that added together give a palindrome (2201221022).

The spelling of 22012210202 in words is "twenty-two billion, twelve million, two hundred ten thousand, two hundred two".