12211530040103 has 2 divisors, whose sum is σ = 12211530040104. Its totient is φ = 12211530040102.

The previous prime is 12211530040051. The next prime is 12211530040139. The reversal of 12211530040103 is 30104003511221.

It is a strong prime.

It is an emirp because it is prime and its reverse (30104003511221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12211530040103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12211530040153) 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, 6105765020051 + 6105765020052.

It is an arithmetic number, because the mean of its divisors is an integer number (6105765020052).

Almost surely, 2^{12211530040103} is an apocalyptic number.

12211530040103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211530040103 is an equidigital number, since it uses as much as digits as its factorization.

12211530040103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 12211530040103 its reverse (30104003511221), we get a palindrome (42315533551324).

The spelling of 12211530040103 in words is "twelve trillion, two hundred eleven billion, five hundred thirty million, forty thousand, one hundred three".