211120335513 has 6 divisors (see below), whose sum is σ = 304951595754. Its totient is φ = 140746890336.

The previous prime is 211120335499. The next prime is 211120335523. The reversal of 211120335513 is 315533021112.

211120335513 is a `hidden beast` number, since 2 + 1 + 112 + 0 + 3 + 35 + 513 = 666.

It can be written as a sum of positive squares in only one way, i.e., 208815183369 + 2305152144 = 456963^2 + 48012^2 .

It is not a de Polignac number, because 211120335513 - 2¹³ = 211120327321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211120335523) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 11728907520 + ... + 11728907537.

It is an arithmetic number, because the mean of its divisors is an integer number (50825265959).

Almost surely, 2^211120335513 is an apocalyptic number.

It is an amenable number.

211120335513 is a deficient number, since it is larger than the sum of its proper divisors (93831260241).

211120335513 is a wasteful number, since it uses less digits than its factorization.

211120335513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23457815063 (or 23457815060 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

Adding to 211120335513 its reverse (315533021112), we get a palindrome (526653356625).

The spelling of 211120335513 in words is "two hundred eleven billion, one hundred twenty million, three hundred thirty-five thousand, five hundred thirteen".