200332442021 has 4 divisors (see below), whose sum is σ = 203727907200. Its totient is φ = 196936976844.

The previous prime is 200332441999. The next prime is 200332442029. The reversal of 200332442021 is 120244233002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200332442021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200332442029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1697732501 + ... + 1697732618.

It is an arithmetic number, because the mean of its divisors is an integer number (50931976800).

Almost surely, 2^200332442021 is an apocalyptic number.

It is an amenable number.

200332442021 is a deficient number, since it is larger than the sum of its proper divisors (3395465179).

200332442021 is an equidigital number, since it uses as much as digits as its factorization.

200332442021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395465178.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 200332442021 its reverse (120244233002), we get a palindrome (320576675023).

The spelling of 200332442021 in words is "two hundred billion, three hundred thirty-two million, four hundred forty-two thousand, twenty-one".