200334021 has 16 divisors (see below), whose sum is σ = 274741824. Its totient is φ = 129752064.

The previous prime is 200334007. The next prime is 200334037. The reversal of 200334021 is 120433002.

It is not a de Polignac number, because 200334021 - 2¹⁵ = 200301253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200334091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134346 + ... + 135828.

It is an arithmetic number, because the mean of its divisors is an integer number (17171364).

Almost surely, 2^200334021 is an apocalyptic number.

It is an amenable number.

200334021 is a deficient number, since it is larger than the sum of its proper divisors (74407803).

200334021 is a wasteful number, since it uses less digits than its factorization.

200334021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 200334021 is about 14153.9401228068. The cubic root of 200334021 is about 585.1289276798.

Adding to 200334021 its reverse (120433002), we get a palindrome (320767023).

The spelling of 200334021 in words is "two hundred million, three hundred thirty-four thousand, twenty-one".