213398717224 has 128 divisors (see below), whose sum is σ = 516822508800. Its totient is φ = 80156160000.

The previous prime is 213398717209. The next prime is 213398717239. The reversal of 213398717224 is 422717893312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (213398717209) and next prime (213398717239).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12514144 + ... + 12531184.

It is an arithmetic number, because the mean of its divisors is an integer number (4037675850).

Almost surely, 2^213398717224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213398717224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258411254400).

213398717224 is an abundant number, since it is smaller than the sum of its proper divisors (303423791576).

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

213398717224 is a wasteful number, since it uses less digits than its factorization.

213398717224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17795 (or 17791 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The spelling of 213398717224 in words is "two hundred thirteen billion, three hundred ninety-eight million, seven hundred seventeen thousand, two hundred twenty-four".