11001010003 has 2 divisors, whose sum is σ = 11001010004. Its totient is φ = 11001010002.

The previous prime is 11001009983. The next prime is 11001010037. The reversal of 11001010003 is 30001010011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11001010003 - 2⁹ = 11001009491 is a prime.

It is a super-2 number, since 2×11001010003² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11001010093) 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 as a sum of consecutive naturals, namely, 5500505001 + 5500505002.

It is an arithmetic number, because the mean of its divisors is an integer number (5500505002).

Almost surely, 2^11001010003 is an apocalyptic number.

11001010003 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001010003 is an equidigital number, since it uses as much as digits as its factorization.

11001010003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3, while the sum is 7.

Adding to 11001010003 its reverse (30001010011), we get a palindrome (41002020014).

The spelling of 11001010003 in words is "eleven billion, one million, ten thousand, three".