112124400422891 has 2 divisors, whose sum is σ = 112124400422892. Its totient is φ = 112124400422890.

The previous prime is 112124400422887. The next prime is 112124400422899. The reversal of 112124400422891 is 198224004421211.

It is a weak prime.

It is an emirp because it is prime and its reverse (198224004421211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112124400422891 - 2² = 112124400422887 is a prime.

It is not a weakly prime, because it can be changed into another prime (112124400422899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56062200211445 + 56062200211446.

It is an arithmetic number, because the mean of its divisors is an integer number (56062200211446).

Almost surely, 2^{112124400422891} is an apocalyptic number.

112124400422891 is a deficient number, since it is larger than the sum of its proper divisors (1).

112124400422891 is an equidigital number, since it uses as much as digits as its factorization.

112124400422891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 41.

The spelling of 112124400422891 in words is "one hundred twelve trillion, one hundred twenty-four billion, four hundred million, four hundred twenty-two thousand, eight hundred ninety-one".