200011220122201 has 4 divisors (see below), whose sum is σ = 200335387416372. Its totient is φ = 199687052828032.

The previous prime is 200011220122171. The next prime is 200011220122229. The reversal of 200011220122201 is 102221022110002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59370476890176 + 140640743232025 = 7705224^2 + 11859205^2 .

It is a cyclic number.

It is not a de Polignac number, because 200011220122201 - 2⁵ = 200011220122169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200011220122271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162083646160 + ... + 162083647393.

It is an arithmetic number, because the mean of its divisors is an integer number (50083846854093).

Almost surely, 2^{200011220122201} is an apocalyptic number.

It is an amenable number.

200011220122201 is a deficient number, since it is larger than the sum of its proper divisors (324167294171).

200011220122201 is an equidigital number, since it uses as much as digits as its factorization.

200011220122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324167294170.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200011220122201 its reverse (102221022110002), we get a palindrome (302232242232203).

The spelling of 200011220122201 in words is "two hundred trillion, eleven billion, two hundred twenty million, one hundred twenty-two thousand, two hundred one".