213232543265215 has 16 divisors (see below), whose sum is σ = 261837691923456. Its totient is φ = 166613849287200.

The previous prime is 213232543265113. The next prime is 213232543265243. The reversal of 213232543265215 is 512562345232312.

It is a happy number.

It is not a de Polignac number, because 213232543265215 - 2¹¹ = 213232543263167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7991731 + ... + 22143460.

It is an arithmetic number, because the mean of its divisors is an integer number (16364855745216).

Almost surely, 2^{213232543265215} is an apocalyptic number.

213232543265215 is a deficient number, since it is larger than the sum of its proper divisors (48605148658241).

213232543265215 is a wasteful number, since it uses less digits than its factorization.

213232543265215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30168150.

The product of its digits is 2592000, while the sum is 46.

Adding to 213232543265215 its reverse (512562345232312), we get a palindrome (725794888497527).

The spelling of 213232543265215 in words is "two hundred thirteen trillion, two hundred thirty-two billion, five hundred forty-three million, two hundred sixty-five thousand, two hundred fifteen".