11013230203 has 2 divisors, whose sum is σ = 11013230204. Its totient is φ = 11013230202.

The previous prime is 11013230201. The next prime is 11013230251. The reversal of 11013230203 is 30203231011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11013230203 - 2¹ = 11013230201 is a prime.

Together with 11013230201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11013230201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506615101 + 5506615102.

It is an arithmetic number, because the mean of its divisors is an integer number (5506615102).

Almost surely, 2^11013230203 is an apocalyptic number.

11013230203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013230203 is an equidigital number, since it uses as much as digits as its factorization.

11013230203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11013230203 its reverse (30203231011), we get a palindrome (41216461214).

The spelling of 11013230203 in words is "eleven billion, thirteen million, two hundred thirty thousand, two hundred three".