200121000201 has 24 divisors (see below), whose sum is σ = 289433551680. Its totient is φ = 133243409376.

The previous prime is 200121000193. The next prime is 200121000217. The reversal of 200121000201 is 102000121002.

It is not a de Polignac number, because 200121000201 - 2³ = 200121000193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (200121000221) 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 23 ways as a sum of consecutive naturals, for example, 29959380 + ... + 29966058.

It is an arithmetic number, because the mean of its divisors is an integer number (12059731320).

Almost surely, 2^200121000201 is an apocalyptic number.

It is an amenable number.

200121000201 is a deficient number, since it is larger than the sum of its proper divisors (89312551479).

200121000201 is a wasteful number, since it uses less digits than its factorization.

200121000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10445 (or 10442 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200121000201 its reverse (102000121002), we get a palindrome (302121121203).

The spelling of 200121000201 in words is "two hundred billion, one hundred twenty-one million, two hundred one", and thus it is an aban number.