12011111002103 has 2 divisors, whose sum is σ = 12011111002104. Its totient is φ = 12011111002102.

The previous prime is 12011111002087. The next prime is 12011111002129. The reversal of 12011111002103 is 30120011111021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011111002103 - 2⁴ = 12011111002087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011111002133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005555501051 + 6005555501052.

It is an arithmetic number, because the mean of its divisors is an integer number (6005555501052).

Almost surely, 2^{12011111002103} is an apocalyptic number.

12011111002103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011111002103 is an equidigital number, since it uses as much as digits as its factorization.

12011111002103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 12011111002103 its reverse (30120011111021), we get a palindrome (42131122113124).

The spelling of 12011111002103 in words is "twelve trillion, eleven billion, one hundred eleven million, two thousand, one hundred three".