111312311333233 has 4 divisors (see below), whose sum is σ = 111421548146160. Its totient is φ = 111203074520308.

The previous prime is 111312311333203. The next prime is 111312311333261. The reversal of 111312311333233 is 332333113213111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111312311333233 - 2¹³ = 111312311325041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111312311333195 and 111312311333204.

It is not an unprimeable number, because it can be changed into a prime (111312311333203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54618404935 + ... + 54618406972.

It is an arithmetic number, because the mean of its divisors is an integer number (27855387036540).

Almost surely, 2^{111312311333233} is an apocalyptic number.

It is an amenable number.

111312311333233 is a deficient number, since it is larger than the sum of its proper divisors (109236812927).

111312311333233 is a wasteful number, since it uses less digits than its factorization.

111312311333233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109236812926.

The product of its digits is 8748, while the sum is 31.

Adding to 111312311333233 its reverse (332333113213111), we get a palindrome (443645424546344).

The spelling of 111312311333233 in words is "one hundred eleven trillion, three hundred twelve billion, three hundred eleven million, three hundred thirty-three thousand, two hundred thirty-three".