11444330203 has 4 divisors (see below), whose sum is σ = 11501839600. Its totient is φ = 11386820808.

The previous prime is 11444330197. The next prime is 11444330207. The reversal of 11444330203 is 30203344411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11444330203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11444330207) 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, 28754400 + ... + 28754797.

It is an arithmetic number, because the mean of its divisors is an integer number (2875459900).

Almost surely, 2^11444330203 is an apocalyptic number.

11444330203 is a deficient number, since it is larger than the sum of its proper divisors (57509397).

11444330203 is an equidigital number, since it uses as much as digits as its factorization.

11444330203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57509396.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 11444330203 its reverse (30203344411), we get a palindrome (41647674614).

The spelling of 11444330203 in words is "eleven billion, four hundred forty-four million, three hundred thirty thousand, two hundred three".