11123301003 has 4 divisors (see below), whose sum is σ = 14831068008. Its totient is φ = 7415534000.

The previous prime is 11123301001. The next prime is 11123301131. The reversal of 11123301003 is 30010332111.

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 11123301003 - 2¹ = 11123301001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11123301001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1853883498 + ... + 1853883503.

It is an arithmetic number, because the mean of its divisors is an integer number (3707767002).

Almost surely, 2^11123301003 is an apocalyptic number.

11123301003 is a deficient number, since it is larger than the sum of its proper divisors (3707767005).

11123301003 is an equidigital number, since it uses as much as digits as its factorization.

11123301003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3707767004.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11123301003 its reverse (30010332111), we get a palindrome (41133633114).

The spelling of 11123301003 in words is "eleven billion, one hundred twenty-three million, three hundred one thousand, three".