211120200011205 has 48 divisors (see below), whose sum is σ = 374869399597056. Its totient is φ = 109850483255040.

The previous prime is 211120200011143. The next prime is 211120200011213. The reversal of 211120200011205 is 502110002021112.

It is not a de Polignac number, because 211120200011205 - 2¹⁷ = 211120199880133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 464976924 + ... + 465430746.

It is an arithmetic number, because the mean of its divisors is an integer number (7809779158272).

Almost surely, 2^{211120200011205} is an apocalyptic number.

It is an amenable number.

211120200011205 is a deficient number, since it is larger than the sum of its proper divisors (163749199585851).

211120200011205 is a wasteful number, since it uses less digits than its factorization.

211120200011205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706018 (or 706015 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

Adding to 211120200011205 its reverse (502110002021112), we get a palindrome (713230202032317).

The spelling of 211120200011205 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred million, eleven thousand, two hundred five".