210200001 has 16 divisors (see below), whose sum is σ = 308456640. Its totient is φ = 126264320.

The previous prime is 210199999. The next prime is 210200077. The reversal of 210200001 is 100002012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 210200001 - 2¹ = 210199999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210210001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24456 + ... + 31913.

It is an arithmetic number, because the mean of its divisors is an integer number (19278540).

Almost surely, 2^210200001 is an apocalyptic number.

It is an amenable number.

210200001 is a deficient number, since it is larger than the sum of its proper divisors (98256639).

210200001 is a wasteful number, since it uses less digits than its factorization.

210200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56496.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 210200001 is about 14498.2757940384. The cubic root of 210200001 is about 594.5808322824.

Adding to 210200001 its reverse (100002012), we get a palindrome (310202013).

The spelling of 210200001 in words is "two hundred ten million, two hundred thousand, one".