11004213203 has 4 divisors (see below), whose sum is σ = 11651519880. Its totient is φ = 10356906528.

The previous prime is 11004213191. The next prime is 11004213221. The reversal of 11004213203 is 30231240011.

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 11004213203 - 2²⁸ = 10735777747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 647306659 = 11004213203 / (1 + 1 + 0 + 0 + 4 + 2 + 1 + 3 + 2 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11004213503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323653313 + ... + 323653346.

It is an arithmetic number, because the mean of its divisors is an integer number (2912879970).

Almost surely, 2^11004213203 is an apocalyptic number.

11004213203 is a deficient number, since it is larger than the sum of its proper divisors (647306677).

11004213203 is an equidigital number, since it uses as much as digits as its factorization.

11004213203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647306676.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11004213203 its reverse (30231240011), we get a palindrome (41235453214).

The spelling of 11004213203 in words is "eleven billion, four million, two hundred thirteen thousand, two hundred three".