210001122206 has 4 divisors (see below), whose sum is σ = 315001683312. Its totient is φ = 105000561102.

The previous prime is 210001122197. The next prime is 210001122223. The reversal of 210001122206 is 602221100012.

210001122206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 52500280550 + ... + 52500280553.

It is an arithmetic number, because the mean of its divisors is an integer number (78750420828).

Almost surely, 2^210001122206 is an apocalyptic number.

210001122206 is a deficient number, since it is larger than the sum of its proper divisors (105000561106).

210001122206 is a wasteful number, since it uses less digits than its factorization.

210001122206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105000561105.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 210001122206 its reverse (602221100012), we get a palindrome (812222222218).

The spelling of 210001122206 in words is "two hundred ten billion, one million, one hundred twenty-two thousand, two hundred six".