112321233021 has 4 divisors (see below), whose sum is σ = 149761644032. Its totient is φ = 74880822012.

The previous prime is 112321233007. The next prime is 112321233049. The reversal of 112321233021 is 120332123211.

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 not a de Polignac number, because 112321233021 - 2⁷ = 112321232893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112321233061) 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, 18720205501 + ... + 18720205506.

It is an arithmetic number, because the mean of its divisors is an integer number (37440411008).

Almost surely, 2^112321233021 is an apocalyptic number.

It is an amenable number.

112321233021 is a deficient number, since it is larger than the sum of its proper divisors (37440411011).

112321233021 is an equidigital number, since it uses as much as digits as its factorization.

112321233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37440411010.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 112321233021 its reverse (120332123211), we get a palindrome (232653356232).

It can be divided in two parts, 11232 and 1233021, that added together give a triangular number (1244253 = T₁₅₇₇).

The spelling of 112321233021 in words is "one hundred twelve billion, three hundred twenty-one million, two hundred thirty-three thousand, twenty-one".