112112441021 has 16 divisors (see below), whose sum is σ = 131940845568. Its totient is φ = 93261667200.

The previous prime is 112112440997. The next prime is 112112441059. The reversal of 112112441021 is 120144211211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112112441021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112112440984 and 112112441002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112441071) 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 15 ways as a sum of consecutive naturals, for example, 967790 + ... + 1077423.

It is an arithmetic number, because the mean of its divisors is an integer number (8246302848).

Almost surely, 2^112112441021 is an apocalyptic number.

It is an amenable number.

112112441021 is a deficient number, since it is larger than the sum of its proper divisors (19828404547).

112112441021 is a wasteful number, since it uses less digits than its factorization.

112112441021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045452.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112112441021 its reverse (120144211211), we get a palindrome (232256652232).

The spelling of 112112441021 in words is "one hundred twelve billion, one hundred twelve million, four hundred forty-one thousand, twenty-one".