211303242303113 has 2 divisors, whose sum is σ = 211303242303114. Its totient is φ = 211303242303112.

The previous prime is 211303242303059. The next prime is 211303242303137. The reversal of 211303242303113 is 311303242303112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197542800120064 + 13760442183049 = 14054992^2 + 3709507^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211303242303113 is a prime.

It is not a weakly prime, because it can be changed into another prime (211303242303613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105651621151556 + 105651621151557.

It is an arithmetic number, because the mean of its divisors is an integer number (105651621151557).

Almost surely, 2^{211303242303113} is an apocalyptic number.

It is an amenable number.

211303242303113 is a deficient number, since it is larger than the sum of its proper divisors (1).

211303242303113 is an equidigital number, since it uses as much as digits as its factorization.

211303242303113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 211303242303113 its reverse (311303242303112), we get a palindrome (522606484606225).

Subtracting 211303242303113 from its reverse (311303242303112), we obtain a palindrome (99999999999999).

The spelling of 211303242303113 in words is "two hundred eleven trillion, three hundred three billion, two hundred forty-two million, three hundred three thousand, one hundred thirteen".