113121112127 has 2 divisors, whose sum is σ = 113121112128. Its totient is φ = 113121112126.

The previous prime is 113121112109. The next prime is 113121112151. The reversal of 113121112127 is 721211121311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113121112127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113121112327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56560556063 + 56560556064.

It is an arithmetic number, because the mean of its divisors is an integer number (56560556064).

Almost surely, 2^113121112127 is an apocalyptic number.

113121112127 is a deficient number, since it is larger than the sum of its proper divisors (1).

113121112127 is an equidigital number, since it uses as much as digits as its factorization.

113121112127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 168, while the sum is 23.

Adding to 113121112127 its reverse (721211121311), we get a palindrome (834332233438).

The spelling of 113121112127 in words is "one hundred thirteen billion, one hundred twenty-one million, one hundred twelve thousand, one hundred twenty-seven".