11203125003 has 24 divisors (see below), whose sum is σ = 18754534656. Its totient is φ = 6311617200.

The previous prime is 11203124953. The next prime is 11203125049. The reversal of 11203125003 is 30052130211.

11203125003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11203125003 - 2⁸ = 11203124747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11203125203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1247833 + ... + 1256778.

It is an arithmetic number, because the mean of its divisors is an integer number (781438944).

Almost surely, 2^11203125003 is an apocalyptic number.

11203125003 is a deficient number, since it is larger than the sum of its proper divisors (7551409653).

11203125003 is a wasteful number, since it uses less digits than its factorization.

11203125003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504695 (or 2504692 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 11203125003 its reverse (30052130211), we get a palindrome (41255255214).

The spelling of 11203125003 in words is "eleven billion, two hundred three million, one hundred twenty-five thousand, three".