11013203043 has 32 divisors (see below), whose sum is σ = 17050598400. Its totient is φ = 7018770528.

The previous prime is 11013203027. The next prime is 11013203063. The reversal of 11013203043 is 34030231011.

It is not a de Polignac number, because 11013203043 - 2⁴ = 11013203027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11013203063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46348 + ... + 155481.

It is an arithmetic number, because the mean of its divisors is an integer number (532831200).

Almost surely, 2^11013203043 is an apocalyptic number.

11013203043 is a deficient number, since it is larger than the sum of its proper divisors (6037395357).

11013203043 is a wasteful number, since it uses less digits than its factorization.

11013203043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201928 (or 201922 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11013203043 its reverse (34030231011), we get a palindrome (45043434054).

The spelling of 11013203043 in words is "eleven billion, thirteen million, two hundred three thousand, forty-three".