200010421 has 8 divisors (see below), whose sum is σ = 215599104. Its totient is φ = 184450800.

The previous prime is 200010409. The next prime is 200010431. The reversal of 200010421 is 124010002.

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 200010421 - 2¹⁵ = 199977653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200010398 and 200010407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200010431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8280 + ... + 21646.

It is an arithmetic number, because the mean of its divisors is an integer number (26949888).

Almost surely, 2^200010421 is an apocalyptic number.

It is an amenable number.

200010421 is a deficient number, since it is larger than the sum of its proper divisors (15588683).

200010421 is a wasteful number, since it uses less digits than its factorization.

200010421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14531.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 200010421 is about 14142.5040569200. The cubic root of 200010421 is about 584.8137045291.

Adding to 200010421 its reverse (124010002), we get a palindrome (324020423).

It can be divided in two parts, 2000 and 10421, that added together give a palindrome (12421).

The spelling of 200010421 in words is "two hundred million, ten thousand, four hundred twenty-one".