212044315543 has 2 divisors, whose sum is σ = 212044315544. Its totient is φ = 212044315542.

The previous prime is 212044315531. The next prime is 212044315559. The reversal of 212044315543 is 345513440212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212044315543 - 2⁹ = 212044315031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212044315499 and 212044315508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212044315513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106022157771 + 106022157772.

It is an arithmetic number, because the mean of its divisors is an integer number (106022157772).

Almost surely, 2^212044315543 is an apocalyptic number.

212044315543 is a deficient number, since it is larger than the sum of its proper divisors (1).

212044315543 is an equidigital number, since it uses as much as digits as its factorization.

212044315543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 212044315543 its reverse (345513440212), we get a palindrome (557557755755).

The spelling of 212044315543 in words is "two hundred twelve billion, forty-four million, three hundred fifteen thousand, five hundred forty-three".