211000211011211 has 16 divisors (see below), whose sum is σ = 215128758723360. Its totient is φ = 206921105971200.

The previous prime is 211000211011201. The next prime is 211000211011259. The reversal of 211000211011211 is 112110112000112.

It is a cyclic number.

It is not a de Polignac number, because 211000211011211 - 2²⁶ = 211000143902347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211000211011201) 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 15 ways as a sum of consecutive naturals, for example, 19170185 + ... + 28097978.

It is an arithmetic number, because the mean of its divisors is an integer number (13445547420210).

Almost surely, 2^{211000211011211} is an apocalyptic number.

211000211011211 is a deficient number, since it is larger than the sum of its proper divisors (4128547712149).

211000211011211 is a wasteful number, since it uses less digits than its factorization.

211000211011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47268686.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 211000211011211 its reverse (112110112000112), we get a palindrome (323110323011323).

The spelling of 211000211011211 in words is "two hundred eleven trillion, two hundred eleven million, eleven thousand, two hundred eleven".