212233656415 has 48 divisors (see below), whose sum is σ = 282955026816. Its totient is φ = 151535672000.

The previous prime is 212233656413. The next prime is 212233656419. The reversal of 212233656415 is 514656332212.

212233656415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212233656415 - 2¹ = 212233656413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212233656413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 146266440 + ... + 146267890.

It is an arithmetic number, because the mean of its divisors is an integer number (5894896392).

Almost surely, 2^212233656415 is an apocalyptic number.

212233656415 is a deficient number, since it is larger than the sum of its proper divisors (70721370401).

212233656415 is a wasteful number, since it uses less digits than its factorization.

212233656415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908 (or 1729 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

Adding to 212233656415 its reverse (514656332212), we get a palindrome (726889988627).

The spelling of 212233656415 in words is "two hundred twelve billion, two hundred thirty-three million, six hundred fifty-six thousand, four hundred fifteen".