1113321112103 has 2 divisors, whose sum is σ = 1113321112104. Its totient is φ = 1113321112102.

The previous prime is 1113321112087. The next prime is 1113321112117. The reversal of 1113321112103 is 3012111233111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113321112103 - 2⁴ = 1113321112087 is a prime.

It is a super-3 number, since 3×1113321112103³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113321112403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556660556051 + 556660556052.

It is an arithmetic number, because the mean of its divisors is an integer number (556660556052).

Almost surely, 2^{1113321112103} is an apocalyptic number.

1113321112103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113321112103 is an equidigital number, since it uses as much as digits as its factorization.

1113321112103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1113321112103 its reverse (3012111233111), we get a palindrome (4125432345214).

The spelling of 1113321112103 in words is "one trillion, one hundred thirteen billion, three hundred twenty-one million, one hundred twelve thousand, one hundred three".