11120001003 has 24 divisors (see below), whose sum is σ = 16726325616. Its totient is φ = 7382534400.

The previous prime is 11120000993. The next prime is 11120001023. The reversal of 11120001003 is 30010002111.

It is not a de Polignac number, because 11120001003 - 2²⁶ = 11052892139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11120001023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36378 + ... + 153503.

It is an arithmetic number, because the mean of its divisors is an integer number (696930234).

Almost surely, 2^11120001003 is an apocalyptic number.

11120001003 is a deficient number, since it is larger than the sum of its proper divisors (5606324613).

11120001003 is an equidigital number, since it uses as much as digits as its factorization.

11120001003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190137 (or 190125 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 11120001003 its reverse (30010002111), we get a palindrome (41130003114).

The spelling of 11120001003 in words is "eleven billion, one hundred twenty million, one thousand, three".