11001233042003 has 4 divisors (see below), whose sum is σ = 11004801398328. Its totient is φ = 10997664685680.

The previous prime is 11001233041949. The next prime is 11001233042039. The reversal of 11001233042003 is 30024033210011.

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 11001233042003 - 2¹⁴ = 11001233025619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001233042603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1784173538 + ... + 1784179703.

It is an arithmetic number, because the mean of its divisors is an integer number (2751200349582).

Almost surely, 2^{11001233042003} is an apocalyptic number.

11001233042003 is a deficient number, since it is larger than the sum of its proper divisors (3568356325).

11001233042003 is an equidigital number, since it uses as much as digits as its factorization.

11001233042003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3568356324.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11001233042003 its reverse (30024033210011), we get a palindrome (41025266252014).

The spelling of 11001233042003 in words is "eleven trillion, one billion, two hundred thirty-three million, forty-two thousand, three".