212018807047 has 2 divisors, whose sum is σ = 212018807048. Its totient is φ = 212018807046.

The previous prime is 212018807017. The next prime is 212018807053. The reversal of 212018807047 is 740708810212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212018807047 - 2¹⁹ = 212018282759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212018807017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106009403523 + 106009403524.

It is an arithmetic number, because the mean of its divisors is an integer number (106009403524).

Almost surely, 2^212018807047 is an apocalyptic number.

212018807047 is a deficient number, since it is larger than the sum of its proper divisors (1).

212018807047 is an equidigital number, since it uses as much as digits as its factorization.

212018807047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50176, while the sum is 40.

The spelling of 212018807047 in words is "two hundred twelve billion, eighteen million, eight hundred seven thousand, forty-seven".