22022221202 has 8 divisors (see below), whose sum is σ = 34172412300. Its totient is φ = 10631417104.

The previous prime is 22022221201. The next prime is 22022221211. The reversal of 22022221202 is 20212222022.

It can be written as a sum of positive squares in 2 ways, for example, as 21254432521 + 767788681 = 145789^2 + 27709^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22022221201) by changing a digit.

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, 189846677 + ... + 189846792.

Almost surely, 2^22022221202 is an apocalyptic number.

22022221202 is a deficient number, since it is larger than the sum of its proper divisors (12150191098).

22022221202 is a wasteful number, since it uses less digits than its factorization.

22022221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379693500.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22022221202 its reverse (20212222022), we get a palindrome (42234443224).

The spelling of 22022221202 in words is "twenty-two billion, twenty-two million, two hundred twenty-one thousand, two hundred two".