212020010000243 has 2 divisors, whose sum is σ = 212020010000244. Its totient is φ = 212020010000242.

The previous prime is 212020010000173. The next prime is 212020010000287. The reversal of 212020010000243 is 342000010020212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212020010000243 - 2³⁰ = 212018936258419 is a prime.

It is not a weakly prime, because it can be changed into another prime (212020010008243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010005000121 + 106010005000122.

It is an arithmetic number, because the mean of its divisors is an integer number (106010005000122).

Almost surely, 2^{212020010000243} is an apocalyptic number.

212020010000243 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020010000243 is an equidigital number, since it uses as much as digits as its factorization.

212020010000243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 212020010000243 its reverse (342000010020212), we get a palindrome (554020020020455).

The spelling of 212020010000243 in words is "two hundred twelve trillion, twenty billion, ten million, two hundred forty-three", and thus it is an aban number.