11202112221222 has 16 divisors (see below), whose sum is σ = 24127626322800. Its totient is φ = 3446803760352.

The previous prime is 11202112221217. The next prime is 11202112221247. The reversal of 11202112221222 is 22212221120211.

It is a congruent number.

It is an unprimeable number.

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, 71808411597 + ... + 71808411752.

It is an arithmetic number, because the mean of its divisors is an integer number (1507976645175).

Almost surely, 2^{11202112221222} is an apocalyptic number.

11202112221222 is an abundant number, since it is smaller than the sum of its proper divisors (12925514101578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11202112221222 is a wasteful number, since it uses less digits than its factorization.

11202112221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143616823367.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 11202112221222 its reverse (22212221120211), we get a palindrome (33414333341433).

It can be divided in two parts, 1120211 and 2221222, that added together give a palindrome (3341433).

The spelling of 11202112221222 in words is "eleven trillion, two hundred two billion, one hundred twelve million, two hundred twenty-one thousand, two hundred twenty-two".