112131020233 has 4 divisors (see below), whose sum is σ = 112154586880. Its totient is φ = 112107453588.

The previous prime is 112131020191. The next prime is 112131020257. The reversal of 112131020233 is 332020131211.

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, and also an emirpimes, since its reverse is a distinct semiprime: 332020131211 = 157273 ⋅2111107.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112131020233 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 112131020233.

It is not an unprimeable number, because it can be changed into a prime (112131024233) 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, 11776185 + ... + 11785702.

It is an arithmetic number, because the mean of its divisors is an integer number (28038646720).

Almost surely, 2^112131020233 is an apocalyptic number.

It is an amenable number.

112131020233 is a deficient number, since it is larger than the sum of its proper divisors (23566647).

112131020233 is an equidigital number, since it uses as much as digits as its factorization.

112131020233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23566646.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 112131020233 its reverse (332020131211), we get a palindrome (444151151444).

The spelling of 112131020233 in words is "one hundred twelve billion, one hundred thirty-one million, twenty thousand, two hundred thirty-three".