211131134303 has 2 divisors, whose sum is σ = 211131134304. Its totient is φ = 211131134302.

The previous prime is 211131134299. The next prime is 211131134311. The reversal of 211131134303 is 303431131112.

211131134303 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 is a cyclic number.

It is not a de Polignac number, because 211131134303 - 2² = 211131134299 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211131134323) 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, 105565567151 + 105565567152.

It is an arithmetic number, because the mean of its divisors is an integer number (105565567152).

Almost surely, 2^211131134303 is an apocalyptic number.

211131134303 is a deficient number, since it is larger than the sum of its proper divisors (1).

211131134303 is an equidigital number, since it uses as much as digits as its factorization.

211131134303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 211131134303 its reverse (303431131112), we get a palindrome (514562265415).

The spelling of 211131134303 in words is "two hundred eleven billion, one hundred thirty-one million, one hundred thirty-four thousand, three hundred three".