200021101212201 has 16 divisors (see below), whose sum is σ = 271215566438400. Its totient is φ = 131087026963088.

The previous prime is 200021101212197. The next prime is 200021101212211. The reversal of 200021101212201 is 102212101120002.

It is a cyclic number.

It is not a de Polignac number, because 200021101212201 - 2² = 200021101212197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200021101212211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166261900 + ... + 167460626.

It is an arithmetic number, because the mean of its divisors is an integer number (16950972902400).

Almost surely, 2^{200021101212201} is an apocalyptic number.

It is an amenable number.

200021101212201 is a deficient number, since it is larger than the sum of its proper divisors (71194465226199).

200021101212201 is a wasteful number, since it uses less digits than its factorization.

200021101212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141508.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200021101212201 its reverse (102212101120002), we get a palindrome (302233202332203).

The spelling of 200021101212201 in words is "two hundred trillion, twenty-one billion, one hundred one million, two hundred twelve thousand, two hundred one".