213424303312 has 20 divisors (see below), whose sum is σ = 451101368736. Its totient is φ = 97011046880.

The previous prime is 213424303283. The next prime is 213424303343. The reversal of 213424303312 is 213303424312.

It is a happy number.

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, 606318868 + ... + 606319219.

Almost surely, 2^213424303312 is an apocalyptic number.

213424303312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213424303312 is an abundant number, since it is smaller than the sum of its proper divisors (237677065424).

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

213424303312 is a wasteful number, since it uses less digits than its factorization.

213424303312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212638106 (or 1212638100 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 213424303312 its reverse (213303424312), we get a palindrome (426727727624).

The spelling of 213424303312 in words is "two hundred thirteen billion, four hundred twenty-four million, three hundred three thousand, three hundred twelve".