11033012203 has 4 divisors (see below), whose sum is σ = 11331201760. Its totient is φ = 10734822648.

The previous prime is 11033012171. The next prime is 11033012267. The reversal of 11033012203 is 30221033011.

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 11033012203 - 2⁵ = 11033012171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11033012273) 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, 149094723 + ... + 149094796.

It is an arithmetic number, because the mean of its divisors is an integer number (2832800440).

Almost surely, 2^11033012203 is an apocalyptic number.

11033012203 is a deficient number, since it is larger than the sum of its proper divisors (298189557).

11033012203 is an equidigital number, since it uses as much as digits as its factorization.

11033012203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298189556.

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

Adding to 11033012203 its reverse (30221033011), we get a palindrome (41254045214).

The spelling of 11033012203 in words is "eleven billion, thirty-three million, twelve thousand, two hundred three".