200010001012121 has 8 divisors (see below), whose sum is σ = 208707218635200. Its totient is φ = 191312877607632.

The previous prime is 200010001012109. The next prime is 200010001012139. The reversal of 200010001012121 is 121210100010002.

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 200010001012121 - 2²⁶ = 200009933903257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200010001012421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19199546 + ... + 27724403.

It is an arithmetic number, because the mean of its divisors is an integer number (26088402329400).

Almost surely, 2^{200010001012121} is an apocalyptic number.

It is an amenable number.

200010001012121 is a deficient number, since it is larger than the sum of its proper divisors (8697217623079).

200010001012121 is a wasteful number, since it uses less digits than its factorization.

200010001012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47109295.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200010001012121 its reverse (121210100010002), we get a palindrome (321220101022123).

The spelling of 200010001012121 in words is "two hundred trillion, ten billion, one million, twelve thousand, one hundred twenty-one".