11103112003001 has 2 divisors, whose sum is σ = 11103112003002. Its totient is φ = 11103112003000.

The previous prime is 11103112002959. The next prime is 11103112003033. The reversal of 11103112003001 is 10030021130111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7860144924025 + 3242967078976 = 2803595^2 + 1800824^2 .

It is a cyclic number.

It is not a de Polignac number, because 11103112003001 - 2¹⁰ = 11103112001977 is a prime.

It is not a weakly prime, because it can be changed into another prime (11103112003051) 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 as a sum of consecutive naturals, namely, 5551556001500 + 5551556001501.

It is an arithmetic number, because the mean of its divisors is an integer number (5551556001501).

Almost surely, 2^{11103112003001} is an apocalyptic number.

It is an amenable number.

11103112003001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103112003001 is an equidigital number, since it uses as much as digits as its factorization.

11103112003001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11103112003001 its reverse (10030021130111), we get a palindrome (21133133133112).

The spelling of 11103112003001 in words is "eleven trillion, one hundred three billion, one hundred twelve million, three thousand, one".