212022220210201 has 4 divisors (see below), whose sum is σ = 212022283170852. Its totient is φ = 212022157249552.

The previous prime is 212022220210169. The next prime is 212022220210271. The reversal of 212022220210201 is 102012022220212.

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 200599746728976 + 11422473481225 = 14163324^2 + 3379715^2 .

It is a cyclic number.

It is not a de Polignac number, because 212022220210201 - 2⁵ = 212022220210169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212022220210271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26125390 + ... + 33265303.

It is an arithmetic number, because the mean of its divisors is an integer number (53005570792713).

Almost surely, 2^{212022220210201} is an apocalyptic number.

It is an amenable number.

212022220210201 is a deficient number, since it is larger than the sum of its proper divisors (62960651).

212022220210201 is an equidigital number, since it uses as much as digits as its factorization.

212022220210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62960650.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212022220210201 its reverse (102012022220212), we get a palindrome (314034242430413).

The spelling of 212022220210201 in words is "two hundred twelve trillion, twenty-two billion, two hundred twenty million, two hundred ten thousand, two hundred one".