200001001211021 has 8 divisors (see below), whose sum is σ = 208720556357184. Its totient is φ = 191283434351680.

The previous prime is 200001001211009. The next prime is 200001001211051. The reversal of 200001001211021 is 120112100100002.

200001001211021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 200001001211021 - 2³⁸ = 199726123304077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200001001210993 and 200001001211011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200001001211051) 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, 496866140 + ... + 497268501.

It is an arithmetic number, because the mean of its divisors is an integer number (26090069544648).

Almost surely, 2^{200001001211021} is an apocalyptic number.

It is an amenable number.

200001001211021 is a deficient number, since it is larger than the sum of its proper divisors (8719555146163).

200001001211021 is an equidigital number, since it uses as much as digits as its factorization.

200001001211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994143411.

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

Adding to 200001001211021 its reverse (120112100100002), we get a palindrome (320113101311023).

The spelling of 200001001211021 in words is "two hundred trillion, one billion, one million, two hundred eleven thousand, twenty-one".