213112343211312 has 80 divisors (see below), whose sum is σ = 561722981615712. Its totient is φ = 69609012633600.

The previous prime is 213112343211307. The next prime is 213112343211329.

213112343211312 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×213112343211312² (a number of 29 digits) contains 22 as substring.

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 213112343211312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226121583 + ... + 227062094.

Almost surely, 2^{213112343211312} is an apocalyptic number.

It is an amenable number.

213112343211312 is an abundant number, since it is smaller than the sum of its proper divisors (348610638404400).

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

213112343211312 is a wasteful number, since it uses less digits than its factorization.

213112343211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453183886 (or 453183880 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The spelling of 213112343211312 in words is "two hundred thirteen trillion, one hundred twelve billion, three hundred forty-three million, two hundred eleven thousand, three hundred twelve".