211002002220211 has 4 divisors (see below), whose sum is σ = 213672913640800. Its totient is φ = 208331090799624.

The previous prime is 211002002220193. The next prime is 211002002220239. The reversal of 211002002220211 is 112022200200112.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 211002002220211 - 2⁹ = 211002002219699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211002002220511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1335455710176 + ... + 1335455710333.

It is an arithmetic number, because the mean of its divisors is an integer number (53418228410200).

Almost surely, 2^{211002002220211} is an apocalyptic number.

211002002220211 is a deficient number, since it is larger than the sum of its proper divisors (2670911420589).

211002002220211 is an equidigital number, since it uses as much as digits as its factorization.

211002002220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670911420588.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211002002220211 its reverse (112022200200112), we get a palindrome (323024202420323).

The spelling of 211002002220211 in words is "two hundred eleven trillion, two billion, two million, two hundred twenty thousand, two hundred eleven".