213350431312 has 20 divisors (see below), whose sum is σ = 416621318656. Its totient is φ = 105835252320.

The previous prime is 213350431303. The next prime is 213350431319. The reversal of 213350431312 is 213134053312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213350431319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52495614 + ... + 52499677.

Almost surely, 2^213350431312 is an apocalyptic number.

It is an amenable number.

213350431312 is a deficient number, since it is larger than the sum of its proper divisors (203270887344).

213350431312 is a wasteful number, since it uses less digits than its factorization.

213350431312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104995426 (or 104995420 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 213350431312 its reverse (213134053312), we get a palindrome (426484484624).

The spelling of 213350431312 in words is "two hundred thirteen billion, three hundred fifty million, four hundred thirty-one thousand, three hundred twelve".