112196421833861 has 2 divisors, whose sum is σ = 112196421833862. Its totient is φ = 112196421833860.

The previous prime is 112196421833833. The next prime is 112196421833957. The reversal of 112196421833861 is 168338124691211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111508320062500 + 688101771361 = 10559750^2 + 829519^2 .

It is an emirp because it is prime and its reverse (168338124691211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112196421833861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112196421833797 and 112196421833806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112196421833161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56098210916930 + 56098210916931.

It is an arithmetic number, because the mean of its divisors is an integer number (56098210916931).

Almost surely, 2^{112196421833861} is an apocalyptic number.

It is an amenable number.

112196421833861 is a deficient number, since it is larger than the sum of its proper divisors (1).

112196421833861 is an equidigital number, since it uses as much as digits as its factorization.

112196421833861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2985984, while the sum is 56.

The spelling of 112196421833861 in words is "one hundred twelve trillion, one hundred ninety-six billion, four hundred twenty-one million, eight hundred thirty-three thousand, eight hundred sixty-one".