11130323203 has 4 divisors (see below), whose sum is σ = 11132036568. Its totient is φ = 11128609840.

The previous prime is 11130323161. The next prime is 11130323207. The reversal of 11130323203 is 30232303111.

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 11130323203 - 2⁹ = 11130322691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11130323207) 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, 846901 + ... + 859942.

It is an arithmetic number, because the mean of its divisors is an integer number (2783009142).

Almost surely, 2^11130323203 is an apocalyptic number.

11130323203 is a deficient number, since it is larger than the sum of its proper divisors (1713365).

11130323203 is an equidigital number, since it uses as much as digits as its factorization.

11130323203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713364.

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

Adding to 11130323203 its reverse (30232303111), we get a palindrome (41362626314).

The spelling of 11130323203 in words is "eleven billion, one hundred thirty million, three hundred twenty-three thousand, two hundred three".