112112021233 has 4 divisors (see below), whose sum is σ = 112113123840. Its totient is φ = 112110918628.

The previous prime is 112112021179. The next prime is 112112021237. The reversal of 112112021233 is 332120211211.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 332120211211 = 173 ⋅1919770007.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112112021233 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 112112021233.

It is not an unprimeable number, because it can be changed into a prime (112112021237) 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, 381313 + ... + 607966.

It is an arithmetic number, because the mean of its divisors is an integer number (28028280960).

Almost surely, 2^112112021233 is an apocalyptic number.

It is an amenable number.

112112021233 is a deficient number, since it is larger than the sum of its proper divisors (1102607).

112112021233 is an equidigital number, since it uses as much as digits as its factorization.

112112021233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102606.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 112112021233 its reverse (332120211211), we get a palindrome (444232232444).

The spelling of 112112021233 in words is "one hundred twelve billion, one hundred twelve million, twenty-one thousand, two hundred thirty-three".