11102003011203 has 32 divisors (see below), whose sum is σ = 16879557877056. Its totient is φ = 6429931020288.

The previous prime is 11102003011201. The next prime is 11102003011207. The reversal of 11102003011203 is 30211030020111.

It is a happy number.

It is not a de Polignac number, because 11102003011203 - 2¹ = 11102003011201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11102003011201) 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, 24246501 + ... + 24700137.

It is an arithmetic number, because the mean of its divisors is an integer number (527486183658).

Almost surely, 2^{11102003011203} is an apocalyptic number.

11102003011203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11102003011203 is a deficient number, since it is larger than the sum of its proper divisors (5777554865853).

11102003011203 is a wasteful number, since it uses less digits than its factorization.

11102003011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490583.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11102003011203 its reverse (30211030020111), we get a palindrome (41313033031314).

The spelling of 11102003011203 in words is "eleven trillion, one hundred two billion, three million, eleven thousand, two hundred three".