1113103312103 has 2 divisors, whose sum is σ = 1113103312104. Its totient is φ = 1113103312102.

The previous prime is 1113103312051. The next prime is 1113103312159. The reversal of 1113103312103 is 3012133013111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1113103312103 - 2⁶ = 1113103312039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113103312183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556551656051 + 556551656052.

It is an arithmetic number, because the mean of its divisors is an integer number (556551656052).

Almost surely, 2^{1113103312103} is an apocalyptic number.

1113103312103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113103312103 is an equidigital number, since it uses as much as digits as its factorization.

1113103312103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1113103312103 its reverse (3012133013111), we get a palindrome (4125236325214).

The spelling of 1113103312103 in words is "one trillion, one hundred thirteen billion, one hundred three million, three hundred twelve thousand, one hundred three".