213012844697743 has 2 divisors, whose sum is σ = 213012844697744. Its totient is φ = 213012844697742.

The previous prime is 213012844697657. The next prime is 213012844697777. The reversal of 213012844697743 is 347796448210312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213012844697743 - 2¹³ = 213012844689551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213012844697143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106506422348871 + 106506422348872.

It is an arithmetic number, because the mean of its divisors is an integer number (106506422348872).

Almost surely, 2^{213012844697743} is an apocalyptic number.

213012844697743 is a deficient number, since it is larger than the sum of its proper divisors (1).

213012844697743 is an equidigital number, since it uses as much as digits as its factorization.

213012844697743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48771072, while the sum is 61.

The spelling of 213012844697743 in words is "two hundred thirteen trillion, twelve billion, eight hundred forty-four million, six hundred ninety-seven thousand, seven hundred forty-three".