213243313332 has 96 divisors (see below), whose sum is σ = 571645105920. Its totient is φ = 60606120960.

The previous prime is 213243313319. The next prime is 213243313397. The reversal of 213243313332 is 233313342312.

213243313332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 213243313332.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 24560032 + ... + 24568712.

It is an arithmetic number, because the mean of its divisors is an integer number (5954636520).

Almost surely, 2^213243313332 is an apocalyptic number.

It is an amenable number.

213243313332 is an abundant number, since it is smaller than the sum of its proper divisors (358401792588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213243313332 is a wasteful number, since it uses less digits than its factorization.

213243313332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10201 (or 10199 counting only the distinct ones).

The product of its digits is 23328, while the sum is 30.

Adding to 213243313332 its reverse (233313342312), we get a palindrome (446556655644).

The spelling of 213243313332 in words is "two hundred thirteen billion, two hundred forty-three million, three hundred thirteen thousand, three hundred thirty-two".