211100120053 has 2 divisors, whose sum is σ = 211100120054. Its totient is φ = 211100120052.

The previous prime is 211100120051. The next prime is 211100120081. The reversal of 211100120053 is 350021001112.

211100120053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115867394449 + 95232725604 = 340393^2 + 308598^2 .

It is a cyclic number.

It is not a de Polignac number, because 211100120053 - 2¹ = 211100120051 is a prime.

Together with 211100120051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211100120051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105550060026 + 105550060027.

It is an arithmetic number, because the mean of its divisors is an integer number (105550060027).

Almost surely, 2^211100120053 is an apocalyptic number.

It is an amenable number.

211100120053 is a deficient number, since it is larger than the sum of its proper divisors (1).

211100120053 is an equidigital number, since it uses as much as digits as its factorization.

211100120053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 211100120053 its reverse (350021001112), we get a palindrome (561121121165).

The spelling of 211100120053 in words is "two hundred eleven billion, one hundred million, one hundred twenty thousand, fifty-three".