113101211 has 2 divisors, whose sum is σ = 113101212. Its totient is φ = 113101210.

The previous prime is 113101207. The next prime is 113101213. The reversal of 113101211 is 112101311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113101211 - 2² = 113101207 is a prime.

Together with 113101213, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 113101192 and 113101201.

It is not a weakly prime, because it can be changed into another prime (113101213) 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 as a sum of consecutive naturals, namely, 56550605 + 56550606.

It is an arithmetic number, because the mean of its divisors is an integer number (56550606).

Almost surely, 2^113101211 is an apocalyptic number.

113101211 is a deficient number, since it is larger than the sum of its proper divisors (1).

113101211 is an equidigital number, since it uses as much as digits as its factorization.

113101211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 113101211 is about 10634.9053122254. The cubic root of 113101211 is about 483.6031099039.

Adding to 113101211 its reverse (112101311), we get a palindrome (225202522).

It can be divided in two parts, 11310 and 1211, that added together give a palindrome (12521).

The spelling of 113101211 in words is "one hundred thirteen million, one hundred one thousand, two hundred eleven".