11033323203 has 8 divisors (see below), whose sum is σ = 16812683008. Its totient is φ = 6304756104.

The previous prime is 11033323139. The next prime is 11033323253. The reversal of 11033323203 is 30232333011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11033323203 - 2⁶ = 11033323139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 525396343 = 11033323203 / (1 + 1 + 0 + 3 + 3 + 3 + 2 + 3 + 2 + 0 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11033323203.

It is not an unprimeable number, because it can be changed into a prime (11033323253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262698151 + ... + 262698192.

It is an arithmetic number, because the mean of its divisors is an integer number (2101585376).

Almost surely, 2^11033323203 is an apocalyptic number.

11033323203 is a deficient number, since it is larger than the sum of its proper divisors (5779359805).

11033323203 is an equidigital number, since it uses as much as digits as its factorization.

11033323203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525396353.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 11033323203 its reverse (30232333011), we get a palindrome (41265656214).

The spelling of 11033323203 in words is "eleven billion, thirty-three million, three hundred twenty-three thousand, two hundred three".