213132303231312 has 20 divisors (see below), whose sum is σ = 550591783347680. Its totient is φ = 71044101077088.

The previous prime is 213132303231299. The next prime is 213132303231401.

213132303231312 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 213132303231312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220128158612 + ... + 2220128158707.

It is an arithmetic number, because the mean of its divisors is an integer number (27529589167384).

Almost surely, 2^{213132303231312} is an apocalyptic number.

It is an amenable number.

213132303231312 is an abundant number, since it is smaller than the sum of its proper divisors (337459480116368).

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

213132303231312 is a wasteful number, since it uses less digits than its factorization.

213132303231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440256317330 (or 4440256317324 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

It can be divided in two parts, 21313230 and 3231312, that added together give a palindrome (24544542).

The spelling of 213132303231312 in words is "two hundred thirteen trillion, one hundred thirty-two billion, three hundred three million, two hundred thirty-one thousand, three hundred twelve".