11221231303 has 8 divisors (see below), whose sum is σ = 11326068000. Its totient is φ = 11116879488.

The previous prime is 11221231253. The next prime is 11221231313. The reversal of 11221231303 is 30313212211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11221231303 - 2²¹ = 11219134151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221231313) 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, 74638 + ... + 167371.

It is an arithmetic number, because the mean of its divisors is an integer number (1415758500).

Almost surely, 2^11221231303 is an apocalyptic number.

11221231303 is a deficient number, since it is larger than the sum of its proper divisors (104836697).

11221231303 is a wasteful number, since it uses less digits than its factorization.

11221231303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242441.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11221231303 its reverse (30313212211), we get a palindrome (41534443514).

The spelling of 11221231303 in words is "eleven billion, two hundred twenty-one million, two hundred thirty-one thousand, three hundred three".