112443402021 has 16 divisors (see below), whose sum is σ = 150644160000. Its totient is φ = 74603296368.

The previous prime is 112443402017. The next prime is 112443402031. The reversal of 112443402021 is 120204344211.

It is not a de Polignac number, because 112443402021 - 2² = 112443402017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112443401982 and 112443402000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112443402011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432810 + ... + 642036.

It is an arithmetic number, because the mean of its divisors is an integer number (9415260000).

Almost surely, 2^112443402021 is an apocalyptic number.

It is an amenable number.

112443402021 is a deficient number, since it is larger than the sum of its proper divisors (38200757979).

112443402021 is a wasteful number, since it uses less digits than its factorization.

112443402021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210088.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 112443402021 its reverse (120204344211), we get a palindrome (232647746232).

The spelling of 112443402021 in words is "one hundred twelve billion, four hundred forty-three million, four hundred two thousand, twenty-one".