22022021110221 has 48 divisors (see below), whose sum is σ = 35594453756160. Its totient is φ = 13005664536960.

The previous prime is 22022021110129. The next prime is 22022021110237. The reversal of 22022021110221 is 12201112022022.

It is a happy number.

22022021110221 is a `hidden beast` number, since 2 + 2 + 0 + 220 + 211 + 10 + 221 = 666.

It is not a de Polignac number, because 22022021110221 - 2¹⁴ = 22022021093837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22022021110194 and 22022021110203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022021110241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9268230 + ... + 11399303.

It is an arithmetic number, because the mean of its divisors is an integer number (741551119920).

Almost surely, 2^{22022021110221} is an apocalyptic number.

It is an amenable number.

22022021110221 is a deficient number, since it is larger than the sum of its proper divisors (13572432645939).

22022021110221 is a wasteful number, since it uses less digits than its factorization.

22022021110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20667826 (or 20667823 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22022021110221 its reverse (12201112022022), we get a palindrome (34223133132243).

The spelling of 22022021110221 in words is "twenty-two trillion, twenty-two billion, twenty-one million, one hundred ten thousand, two hundred twenty-one".