11113321123103 has 2 divisors, whose sum is σ = 11113321123104. Its totient is φ = 11113321123102.

The previous prime is 11113321123081. The next prime is 11113321123109. The reversal of 11113321123103 is 30132112331111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11113321123103 - 2¹⁶ = 11113321057567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11113321123109) 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, 5556660561551 + 5556660561552.

It is an arithmetic number, because the mean of its divisors is an integer number (5556660561552).

Almost surely, 2^{11113321123103} is an apocalyptic number.

11113321123103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11113321123103 is an equidigital number, since it uses as much as digits as its factorization.

11113321123103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11113321123103 its reverse (30132112331111), we get a palindrome (41245433454214).

The spelling of 11113321123103 in words is "eleven trillion, one hundred thirteen billion, three hundred twenty-one million, one hundred twenty-three thousand, one hundred three".