214220331544424 has 32 divisors (see below), whose sum is σ = 409719200010120. Its totient is φ = 104966594543616.

The previous prime is 214220331544411. The next prime is 214220331544459. The reversal of 214220331544424 is 424445133022412.

It can be written as a sum of positive squares in 4 ways, for example, as 184406350936900 + 29813980607524 = 13579630^2 + 5460218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294407129 + ... + 295133864.

Almost surely, 2^{214220331544424} is an apocalyptic number.

It is an amenable number.

214220331544424 is a deficient number, since it is larger than the sum of its proper divisors (195498868465696).

214220331544424 is a wasteful number, since it uses less digits than its factorization.

214220331544424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589541909 (or 589541905 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 41.

Adding to 214220331544424 its reverse (424445133022412), we get a palindrome (638665464566836).

The spelling of 214220331544424 in words is "two hundred fourteen trillion, two hundred twenty billion, three hundred thirty-one million, five hundred forty-four thousand, four hundred twenty-four".