112010111211961 has 2 divisors, whose sum is σ = 112010111211962. Its totient is φ = 112010111211960.

The previous prime is 112010111211953. The next prime is 112010111212031. The reversal of 112010111211961 is 169112111010211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111829694401936 + 180416810025 = 10574956^2 + 424755^2 .

It is an emirp because it is prime and its reverse (169112111010211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112010111211961 - 2³ = 112010111211953 is a prime.

It is not a weakly prime, because it can be changed into another prime (112010115211961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56005055605980 + 56005055605981.

It is an arithmetic number, because the mean of its divisors is an integer number (56005055605981).

Almost surely, 2^{112010111211961} is an apocalyptic number.

It is an amenable number.

112010111211961 is a deficient number, since it is larger than the sum of its proper divisors (1).

112010111211961 is an equidigital number, since it uses as much as digits as its factorization.

112010111211961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 28.

The spelling of 112010111211961 in words is "one hundred twelve trillion, ten billion, one hundred eleven million, two hundred eleven thousand, nine hundred sixty-one".