200321230021 has 8 divisors (see below), whose sum is σ = 218543601888. Its totient is φ = 182100750000.

The previous prime is 200321230003. The next prime is 200321230037. The reversal of 200321230021 is 120032123002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200321230021 - 2¹³ = 200321221829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200321229977 and 200321230004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200321230321) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 246855 + ... + 679396.

It is an arithmetic number, because the mean of its divisors is an integer number (27317950236).

Almost surely, 2^200321230021 is an apocalyptic number.

It is an amenable number.

200321230021 is a deficient number, since it is larger than the sum of its proper divisors (18222371867).

200321230021 is a wasteful number, since it uses less digits than its factorization.

200321230021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945923.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 200321230021 its reverse (120032123002), we get a palindrome (320353353023).

The spelling of 200321230021 in words is "two hundred billion, three hundred twenty-one million, two hundred thirty thousand, twenty-one".