112113121111 has 2 divisors, whose sum is σ = 112113121112. Its totient is φ = 112113121110.

The previous prime is 112113121103. The next prime is 112113121157. The reversal of 112113121111 is 111121311211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112113121111 - 2³ = 112113121103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112113121411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56056560555 + 56056560556.

It is an arithmetic number, because the mean of its divisors is an integer number (56056560556).

Almost surely, 2^112113121111 is an apocalyptic number.

112113121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

112113121111 is an equidigital number, since it uses as much as digits as its factorization.

112113121111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12, while the sum is 16.

Adding to 112113121111 its reverse (111121311211), we get a palindrome (223234432322).

The spelling of 112113121111 in words is "one hundred twelve billion, one hundred thirteen million, one hundred twenty-one thousand, one hundred eleven".