11112231003 has 4 divisors (see below), whose sum is σ = 14816308008. Its totient is φ = 7408154000.

The previous prime is 11112231001. The next prime is 11112231023. The reversal of 11112231003 is 30013221111.

It is a happy number.

11112231003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11112231003 - 2¹ = 11112231001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112231001) 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 3 ways as a sum of consecutive naturals, for example, 1852038498 + ... + 1852038503.

It is an arithmetic number, because the mean of its divisors is an integer number (3704077002).

Almost surely, 2^11112231003 is an apocalyptic number.

11112231003 is a deficient number, since it is larger than the sum of its proper divisors (3704077005).

11112231003 is an equidigital number, since it uses as much as digits as its factorization.

11112231003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704077004.

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

Adding to 11112231003 its reverse (30013221111), we get a palindrome (41125452114).

The spelling of 11112231003 in words is "eleven billion, one hundred twelve million, two hundred thirty-one thousand, three".