11303321203 has 4 divisors (see below), whose sum is σ = 11305542208. Its totient is φ = 11301100200.

The previous prime is 11303321189. The next prime is 11303321207. The reversal of 11303321203 is 30212330311.

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 11303321203 - 2¹³ = 11303313011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11303321207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102851 + ... + 1113052.

It is an arithmetic number, because the mean of its divisors is an integer number (2826385552).

Almost surely, 2^11303321203 is an apocalyptic number.

11303321203 is a deficient number, since it is larger than the sum of its proper divisors (2221005).

11303321203 is an equidigital number, since it uses as much as digits as its factorization.

11303321203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221004.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 11303321203 its reverse (30212330311), we get a palindrome (41515651514).

The spelling of 11303321203 in words is "eleven billion, three hundred three million, three hundred twenty-one thousand, two hundred three".