11220201222 has 16 divisors (see below), whose sum is σ = 22564384752. Its totient is φ = 3719403360.

The previous prime is 11220201211. The next prime is 11220201241. The reversal of 11220201222 is 22210202211.

11220201222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5164753 + ... + 5166924.

It is an arithmetic number, because the mean of its divisors is an integer number (1410274047).

Almost surely, 2^11220201222 is an apocalyptic number.

11220201222 is an abundant number, since it is smaller than the sum of its proper divisors (11344183530).

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

11220201222 is a wasteful number, since it uses less digits than its factorization.

11220201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10331863.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11220201222 its reverse (22210202211), we get a palindrome (33430403433).

The spelling of 11220201222 in words is "eleven billion, two hundred twenty million, two hundred one thousand, two hundred twenty-two".