210201122001 has 16 divisors (see below), whose sum is σ = 301853139840. Its totient is φ = 129343441920.

The previous prime is 210201121981. The next prime is 210201122009. The reversal of 210201122001 is 100221102012.

210201122001 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 210201122001 - 2¹⁴ = 210201105617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210201122009) 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 15 ways as a sum of consecutive naturals, for example, 241636 + ... + 691946.

It is an arithmetic number, because the mean of its divisors is an integer number (18865821240).

Almost surely, 2^210201122001 is an apocalyptic number.

It is an amenable number.

210201122001 is a deficient number, since it is larger than the sum of its proper divisors (91652017839).

210201122001 is a wasteful number, since it uses less digits than its factorization.

210201122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462296.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210201122001 its reverse (100221102012), we get a palindrome (310422224013).

The spelling of 210201122001 in words is "two hundred ten billion, two hundred one million, one hundred twenty-two thousand, one".