12011030011103 has 2 divisors, whose sum is σ = 12011030011104. Its totient is φ = 12011030011102.

The previous prime is 12011030010977. The next prime is 12011030011153. The reversal of 12011030011103 is 30111003011021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12011030011103 - 2²⁸ = 12010761575647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011030011153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005515005551 + 6005515005552.

It is an arithmetic number, because the mean of its divisors is an integer number (6005515005552).

Almost surely, 2^{12011030011103} is an apocalyptic number.

12011030011103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011030011103 is an equidigital number, since it uses as much as digits as its factorization.

12011030011103 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 12011030011103 its reverse (30111003011021), we get a palindrome (42122033022124).

The spelling of 12011030011103 in words is "twelve trillion, eleven billion, thirty million, eleven thousand, one hundred three".