112120112120161 has 2 divisors, whose sum is σ = 112120112120162. Its totient is φ = 112120112120160.

The previous prime is 112120112120147. The next prime is 112120112120207. The reversal of 112120112120161 is 161021211021211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107974127923600 + 4145984196561 = 10391060^2 + 2036169^2 .

It is a cyclic number.

It is not a de Polignac number, because 112120112120161 - 2²⁷ = 112119977902433 is a prime.

It is not a weakly prime, because it can be changed into another prime (112120112123161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060056060080 + 56060056060081.

It is an arithmetic number, because the mean of its divisors is an integer number (56060056060081).

Almost surely, 2^{112120112120161} is an apocalyptic number.

It is an amenable number.

112120112120161 is a deficient number, since it is larger than the sum of its proper divisors (1).

112120112120161 is an equidigital number, since it uses as much as digits as its factorization.

112120112120161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 22.

Adding to 112120112120161 its reverse (161021211021211), we get a palindrome (273141323141372).

The spelling of 112120112120161 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred twelve million, one hundred twenty thousand, one hundred sixty-one".