11013110203 has 4 divisors (see below), whose sum is σ = 11052303048. Its totient is φ = 10973917360.

The previous prime is 11013110197. The next prime is 11013110219. The reversal of 11013110203 is 30201131011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30201131011 = 20359 ⋅1483429.

It is a cyclic number.

It is not a de Polignac number, because 11013110203 - 2²¹ = 11011013051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013110803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19596001 + ... + 19596562.

It is an arithmetic number, because the mean of its divisors is an integer number (2763075762).

Almost surely, 2^11013110203 is an apocalyptic number.

11013110203 is a deficient number, since it is larger than the sum of its proper divisors (39192845).

11013110203 is an equidigital number, since it uses as much as digits as its factorization.

11013110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39192844.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11013110203 its reverse (30201131011), we get a palindrome (41214241214).

The spelling of 11013110203 in words is "eleven billion, thirteen million, one hundred ten thousand, two hundred three".