212211022200201 has 6 divisors (see below), whose sum is σ = 306527032066970. Its totient is φ = 141474014800128.

The previous prime is 212211022200101. The next prime is 212211022200223. The reversal of 212211022200201 is 102002220112212.

It is a happy number.

212211022200201 is a `hidden beast` number, since 21 + 221 + 1 + 0 + 2 + 220 + 0 + 201 = 666.

It can be written as a sum of positive squares in only one way, i.e., 191795770431225 + 20415251768976 = 13849035^2 + 4518324^2 .

It is not a de Polignac number, because 212211022200201 - 2¹⁷ = 212211022069129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212211022200101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11789501233336 + ... + 11789501233353.

Almost surely, 2^{212211022200201} is an apocalyptic number.

It is an amenable number.

212211022200201 is a deficient number, since it is larger than the sum of its proper divisors (94316009866769).

212211022200201 is a wasteful number, since it uses less digits than its factorization.

212211022200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23579002466695 (or 23579002466692 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212211022200201 its reverse (102002220112212), we get a palindrome (314213242312413).

The spelling of 212211022200201 in words is "two hundred twelve trillion, two hundred eleven billion, twenty-two million, two hundred thousand, two hundred one".