11204304203 has 4 divisors (see below), whose sum is σ = 11691447888. Its totient is φ = 10717160520.

The previous prime is 11204304101. The next prime is 11204304217. The reversal of 11204304203 is 30240340211.

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 11204304203 - 2²⁶ = 11137195339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11204304253) 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, 243571808 + ... + 243571853.

It is an arithmetic number, because the mean of its divisors is an integer number (2922861972).

Almost surely, 2^11204304203 is an apocalyptic number.

11204304203 is a deficient number, since it is larger than the sum of its proper divisors (487143685).

11204304203 is an equidigital number, since it uses as much as digits as its factorization.

11204304203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487143684.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11204304203 its reverse (30240340211), we get a palindrome (41444644414).

The spelling of 11204304203 in words is "eleven billion, two hundred four million, three hundred four thousand, two hundred three".