211301311013011 has 4 divisors (see below), whose sum is σ = 212232153793032. Its totient is φ = 210370468232992.

The previous prime is 211301311013003. The next prime is 211301311013053. The reversal of 211301311013011 is 110310113103112.

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 211301311013011 - 2³ = 211301311013003 is a prime.

It is a super-2 number, since 2×211301311013011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211301311013011.

It is not an unprimeable number, because it can be changed into a prime (211301311014011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465421389670 + ... + 465421390123.

It is an arithmetic number, because the mean of its divisors is an integer number (53058038448258).

Almost surely, 2^{211301311013011} is an apocalyptic number.

211301311013011 is a deficient number, since it is larger than the sum of its proper divisors (930842780021).

211301311013011 is an equidigital number, since it uses as much as digits as its factorization.

211301311013011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930842780020.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 211301311013011 its reverse (110310113103112), we get a palindrome (321611424116123).

The spelling of 211301311013011 in words is "two hundred eleven trillion, three hundred one billion, three hundred eleven million, thirteen thousand, eleven".