210201220122201 has 96 divisors (see below), whose sum is σ = 390783485214720. Its totient is φ = 105665381020800.

The previous prime is 210201220122043. The next prime is 210201220122217. The reversal of 210201220122201 is 102221022102012.

It is a happy number.

210201220122201 is a `hidden beast` number, since 2 + 10 + 201 + 220 + 12 + 220 + 1 = 666.

210201220122201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 210201220122201 - 2²⁶ = 210201153013337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210201220122241) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 303488155 + ... + 304179983.

It is an arithmetic number, because the mean of its divisors is an integer number (4070661304320).

Almost surely, 2^{210201220122201} is an apocalyptic number.

210201220122201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

210201220122201 is a deficient number, since it is larger than the sum of its proper divisors (180582265092519).

210201220122201 is a wasteful number, since it uses less digits than its factorization.

210201220122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706027 (or 706024 counting only the distinct ones).

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

Adding to 210201220122201 its reverse (102221022102012), we get a palindrome (312422242224213).

The spelling of 210201220122201 in words is "two hundred ten trillion, two hundred one billion, two hundred twenty million, one hundred twenty-two thousand, two hundred one".