11323220303 has 4 divisors (see below), whose sum is σ = 11459644728. Its totient is φ = 11186795880.

The previous prime is 11323220299. The next prime is 11323220329. The reversal of 11323220303 is 30302232311.

11323220303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11323220303 - 2² = 11323220299 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 (11323220353) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 68212088 + ... + 68212253.

It is an arithmetic number, because the mean of its divisors is an integer number (2864911182).

Almost surely, 2^11323220303 is an apocalyptic number.

11323220303 is a deficient number, since it is larger than the sum of its proper divisors (136424425).

11323220303 is an equidigital number, since it uses as much as digits as its factorization.

11323220303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136424424.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 11323220303 its reverse (30302232311), we get a palindrome (41625452614).

The spelling of 11323220303 in words is "eleven billion, three hundred twenty-three million, two hundred twenty thousand, three hundred three".