22012211211202 has 16 divisors (see below), whose sum is σ = 33906196104192. Its totient is φ = 10713416117040.

The previous prime is 22012211211197. The next prime is 22012211211209. The reversal of 22012211211202 is 20211211221022.

It is a self number, because there is not a number n which added to its sum of digits gives 22012211211202.

It is not an unprimeable number, because it can be changed into a prime (22012211211209) 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 7 ways as a sum of consecutive naturals, for example, 817554924 + ... + 817581847.

It is an arithmetic number, because the mean of its divisors is an integer number (2119137256512).

Almost surely, 2^{22012211211202} is an apocalyptic number.

22012211211202 is a deficient number, since it is larger than the sum of its proper divisors (11893984892990).

22012211211202 is a wasteful number, since it uses less digits than its factorization.

22012211211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635136953.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22012211211202 its reverse (20211211221022), we get a palindrome (42223422432224).

The spelling of 22012211211202 in words is "twenty-two trillion, twelve billion, two hundred eleven million, two hundred eleven thousand, two hundred two".