212152513544287 has 2 divisors, whose sum is σ = 212152513544288. Its totient is φ = 212152513544286.

The previous prime is 212152513544269. The next prime is 212152513544297. The reversal of 212152513544287 is 782445315251212.

212152513544287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212152513544287 - 2¹⁹ = 212152513019999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212152513544297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106076256772143 + 106076256772144.

It is an arithmetic number, because the mean of its divisors is an integer number (106076256772144).

Almost surely, 2^{212152513544287} is an apocalyptic number.

212152513544287 is a deficient number, since it is larger than the sum of its proper divisors (1).

212152513544287 is an equidigital number, since it uses as much as digits as its factorization.

212152513544287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376000, while the sum is 52.

Adding to 212152513544287 its reverse (782445315251212), we get a palindrome (994597828795499).

The spelling of 212152513544287 in words is "two hundred twelve trillion, one hundred fifty-two billion, five hundred thirteen million, five hundred forty-four thousand, two hundred eighty-seven".