22204445421202 has 64 divisors (see below), whose sum is σ = 40122314910720. Its totient is φ = 9098029670400.

The previous prime is 22204445421187. The next prime is 22204445421209. The reversal of 22204445421202 is 20212454440222.

It is a super-2 number, since 2×22204445421202² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (22204445421209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8747377 + ... + 10996612.

It is an arithmetic number, because the mean of its divisors is an integer number (626911170480).

Almost surely, 2^{22204445421202} is an apocalyptic number.

22204445421202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22204445421202 is a deficient number, since it is larger than the sum of its proper divisors (17917869489518).

22204445421202 is a wasteful number, since it uses less digits than its factorization.

22204445421202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19744147.

The product of its (nonzero) digits is 81920, while the sum is 34.

Adding to 22204445421202 its reverse (20212454440222), we get a palindrome (42416899861424).

The spelling of 22204445421202 in words is "twenty-two trillion, two hundred four billion, four hundred forty-five million, four hundred twenty-one thousand, two hundred two".