213134424431312 has 80 divisors (see below), whose sum is σ = 424452778081152. Its totient is φ = 103649173862400.

The previous prime is 213134424431311. The next prime is 213134424431329.

213134424431312 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213134424431311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19751963 + ... + 28572869.

Almost surely, 2^{213134424431312} is an apocalyptic number.

It is an amenable number.

213134424431312 is a deficient number, since it is larger than the sum of its proper divisors (211318353649840).

213134424431312 is a wasteful number, since it uses less digits than its factorization.

213134424431312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8821276 (or 8821270 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The spelling of 213134424431312 in words is "two hundred thirteen trillion, one hundred thirty-four billion, four hundred twenty-four million, four hundred thirty-one thousand, three hundred twelve".