112202212021961 has 2 divisors, whose sum is σ = 112202212021962. Its totient is φ = 112202212021960.

The previous prime is 112202212021931. The next prime is 112202212022083. The reversal of 112202212021961 is 169120212202211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72628915507600 + 39573296514361 = 8522260^2 + 6290731^2 .

It is an emirp because it is prime and its reverse (169120212202211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112202212021961 - 2¹⁰ = 112202212020937 is a prime.

It is not a weakly prime, because it can be changed into another prime (112202212021931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56101106010980 + 56101106010981.

It is an arithmetic number, because the mean of its divisors is an integer number (56101106010981).

Almost surely, 2^{112202212021961} is an apocalyptic number.

It is an amenable number.

112202212021961 is a deficient number, since it is larger than the sum of its proper divisors (1).

112202212021961 is an equidigital number, since it uses as much as digits as its factorization.

112202212021961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 112202212021961 in words is "one hundred twelve trillion, two hundred two billion, two hundred twelve million, twenty-one thousand, nine hundred sixty-one".