200001000121010 has 64 divisors (see below), whose sum is σ = 397103701008384. Its totient is φ = 71919965016000.

The previous prime is 200001000120997. The next prime is 200001000121019. The reversal of 200001000121010 is 10121000100002.

It is not an unprimeable number, because it can be changed into a prime (200001000121019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8464466 + ... + 21717485.

It is an arithmetic number, because the mean of its divisors is an integer number (6204745328256).

Almost surely, 2^{200001000121010} is an apocalyptic number.

200001000121010 is a deficient number, since it is larger than the sum of its proper divisors (197102700887374).

200001000121010 is a wasteful number, since it uses less digits than its factorization.

200001000121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30182639.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 200001000121010 its reverse (10121000100002), we get a palindrome (210122000221012).

The spelling of 200001000121010 in words is "two hundred trillion, one billion, one hundred twenty-one thousand, ten".