2106120211 has 8 divisors (see below), whose sum is σ = 2270642864. Its totient is φ = 1941956640.

The previous prime is 2106120161. The next prime is 2106120241. The reversal of 2106120211 is 1120216012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2106120211 - 2⁹ = 2106119699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2106120241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77520 + ... + 101101.

It is an arithmetic number, because the mean of its divisors is an integer number (283830358).

Almost surely, 2^2106120211 is an apocalyptic number.

2106120211 is a deficient number, since it is larger than the sum of its proper divisors (164522653).

2106120211 is a wasteful number, since it uses less digits than its factorization.

2106120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179541.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 2106120211 is about 45892.4853434634. The cubic root of 2106120211 is about 1281.8219924866.

Adding to 2106120211 its reverse (1120216012), we get a palindrome (3226336223).

The spelling of 2106120211 in words is "two billion, one hundred six million, one hundred twenty thousand, two hundred eleven".