200321442424 has 8 divisors (see below), whose sum is σ = 375602704560. Its totient is φ = 100160721208.

The previous prime is 200321442397. The next prime is 200321442467. The reversal of 200321442424 is 424244123002.

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

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 200321442392 and 200321442401.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 12520090144 + ... + 12520090159.

It is an arithmetic number, because the mean of its divisors is an integer number (46950338070).

Almost surely, 2^200321442424 is an apocalyptic number.

It is an amenable number.

200321442424 is a deficient number, since it is larger than the sum of its proper divisors (175281262136).

200321442424 is a wasteful number, since it uses less digits than its factorization.

200321442424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25040180309 (or 25040180305 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 200321442424 its reverse (424244123002), we get a palindrome (624565565426).

The spelling of 200321442424 in words is "two hundred billion, three hundred twenty-one million, four hundred forty-two thousand, four hundred twenty-four".