111311231330113 has 8 divisors (see below), whose sum is σ = 112332893884200. Its totient is φ = 110289577114368.

The previous prime is 111311231330077. The next prime is 111311231330129. The reversal of 111311231330113 is 311033132113111.

It can be written as a sum of positive squares in 4 ways, for example, as 6875340235569 + 104435891094544 = 2622087^2 + 10219388^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111311231330113 - 2¹⁷ = 111311231199041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111311231330213) 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 7 ways as a sum of consecutive naturals, for example, 26530995 + ... + 30438727.

It is an arithmetic number, because the mean of its divisors is an integer number (14041611735525).

Almost surely, 2^{111311231330113} is an apocalyptic number.

It is an amenable number.

111311231330113 is a deficient number, since it is larger than the sum of its proper divisors (1021662554087).

111311231330113 is a wasteful number, since it uses less digits than its factorization.

111311231330113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4169171.

The product of its (nonzero) digits is 486, while the sum is 25.

Adding to 111311231330113 its reverse (311033132113111), we get a palindrome (422344363443224).

The spelling of 111311231330113 in words is "one hundred eleven trillion, three hundred eleven billion, two hundred thirty-one million, three hundred thirty thousand, one hundred thirteen".