112111311133 has 4 divisors (see below), whose sum is σ = 112126607068. Its totient is φ = 112096015200.

The previous prime is 112111311107. The next prime is 112111311139. The reversal of 112111311133 is 331113111211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45932205124 + 66179106009 = 214318^2 + 257253^2 .

It is a cyclic number.

It is not a de Polignac number, because 112111311133 - 2¹⁷ = 112111180061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112111311133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112111311139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7636968 + ... + 7651633.

It is an arithmetic number, because the mean of its divisors is an integer number (28031651767).

Almost surely, 2^112111311133 is an apocalyptic number.

It is an amenable number.

112111311133 is a deficient number, since it is larger than the sum of its proper divisors (15295935).

112111311133 is an equidigital number, since it uses as much as digits as its factorization.

112111311133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15295934.

The product of its digits is 54, while the sum is 19.

Adding to 112111311133 its reverse (331113111211), we get a palindrome (443224422344).

The spelling of 112111311133 in words is "one hundred twelve billion, one hundred eleven million, three hundred eleven thousand, one hundred thirty-three".