213202313312 has 24 divisors (see below), whose sum is σ = 419756318856. Its totient is φ = 106597533952.

The previous prime is 213202313309. The next prime is 213202313339. The reversal of 213202313312 is 213313202312.

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, 1016588 + ... + 1208244.

It is an arithmetic number, because the mean of its divisors is an integer number (17489846619).

Almost surely, 2^213202313312 is an apocalyptic number.

It is an amenable number.

213202313312 is a deficient number, since it is larger than the sum of its proper divisors (206554005544).

213202313312 is a wasteful number, since it uses less digits than its factorization.

213202313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226430 (or 226422 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 213202313312 its reverse (213313202312), we get a palindrome (426515515624).

The spelling of 213202313312 in words is "two hundred thirteen billion, two hundred two million, three hundred thirteen thousand, three hundred twelve".