2112343735993 has 2 divisors, whose sum is σ = 2112343735994. Its totient is φ = 2112343735992.

The previous prime is 2112343735963. The next prime is 2112343736051. The reversal of 2112343735993 is 3995373432112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1931299442944 + 181044293049 = 1389712^2 + 425493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112343735993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2112343735993.

It is not a weakly prime, because it can be changed into another prime (2112343735913) 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, 1056171867996 + 1056171867997.

It is an arithmetic number, because the mean of its divisors is an integer number (1056171867997).

Almost surely, 2^{2112343735993} is an apocalyptic number.

It is an amenable number.

2112343735993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112343735993 is an equidigital number, since it uses as much as digits as its factorization.

2112343735993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3674160, while the sum is 52.

The spelling of 2112343735993 in words is "two trillion, one hundred twelve billion, three hundred forty-three million, seven hundred thirty-five thousand, nine hundred ninety-three".