213241422344 has 8 divisors (see below), whose sum is σ = 399827666910. Its totient is φ = 106620711168.

The previous prime is 213241422299. The next prime is 213241422379. The reversal of 213241422344 is 443224142312.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 197606920900 + 15634501444 = 444530^2 + 125038^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 213241422344.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13327588889 + ... + 13327588904.

Almost surely, 2^213241422344 is an apocalyptic number.

It is an amenable number.

213241422344 is a deficient number, since it is larger than the sum of its proper divisors (186586244566).

213241422344 is a wasteful number, since it uses less digits than its factorization.

213241422344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26655177799 (or 26655177795 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 213241422344 its reverse (443224142312), we get a palindrome (656465564656).

The spelling of 213241422344 in words is "two hundred thirteen billion, two hundred forty-one million, four hundred twenty-two thousand, three hundred forty-four".