113111133113 has 6 divisors (see below), whose sum is σ = 124328766282. Its totient is φ = 102828302720.

The previous prime is 113111133077. The next prime is 113111133137. The reversal of 113111133113 is 311331111311.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 62196369664 + 50914763449 = 249392^2 + 225643^2 .

It is not a de Polignac number, because 113111133113 - 2⁸ = 113111132857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113111133193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467401256 + ... + 467401497.

It is an arithmetic number, because the mean of its divisors is an integer number (20721461047).

Almost surely, 2^113111133113 is an apocalyptic number.

It is an amenable number.

113111133113 is a deficient number, since it is larger than the sum of its proper divisors (11217633169).

113111133113 is an equidigital number, since it uses as much as digits as its factorization.

113111133113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934802775 (or 934802764 counting only the distinct ones).

The product of its digits is 81, while the sum is 20.

Adding to 113111133113 its reverse (311331111311), we get a palindrome (424442244424).

The spelling of 113111133113 in words is "one hundred thirteen billion, one hundred eleven million, one hundred thirty-three thousand, one hundred thirteen".