11221222011303 has 16 divisors (see below), whose sum is σ = 15055280220032. Its totient is φ = 7434096516000.

The previous prime is 11221222011271. The next prime is 11221222011427. The reversal of 11221222011303 is 30311022212211.

It is not a de Polignac number, because 11221222011303 - 2⁵ = 11221222011271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11221222011303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221222411303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12990853 + ... + 13827678.

It is an arithmetic number, because the mean of its divisors is an integer number (940955013752).

Almost surely, 2^{11221222011303} is an apocalyptic number.

11221222011303 is a deficient number, since it is larger than the sum of its proper divisors (3834058208729).

11221222011303 is a wasteful number, since it uses less digits than its factorization.

11221222011303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26819406.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11221222011303 its reverse (30311022212211), we get a palindrome (41532244223514).

The spelling of 11221222011303 in words is "eleven trillion, two hundred twenty-one billion, two hundred twenty-two million, eleven thousand, three hundred three".