2120201206 has 16 divisors (see below), whose sum is σ = 3373845264. Its totient is φ = 995825664.

The previous prime is 2120201179. The next prime is 2120201221. The reversal of 2120201206 is 6021020212.

It is a self number, because there is not a number n which added to its sum of digits gives 2120201206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41835 + ... + 77398.

It is an arithmetic number, because the mean of its divisors is an integer number (210865329).

Almost surely, 2^2120201206 is an apocalyptic number.

2120201206 is a deficient number, since it is larger than the sum of its proper divisors (1253644058).

2120201206 is a wasteful number, since it uses less digits than its factorization.

2120201206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119775.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2120201206 is about 46045.6426385820. The cubic root of 2120201206 is about 1284.6722972440.

Adding to 2120201206 its reverse (6021020212), we get a palindrome (8141221418).

The spelling of 2120201206 in words is "two billion, one hundred twenty million, two hundred one thousand, two hundred six".