112543504221 has 32 divisors (see below), whose sum is σ = 155043237888. Its totient is φ = 72576334400.

The previous prime is 112543504211. The next prime is 112543504267. The reversal of 112543504221 is 122405345211.

It is a cyclic number.

It is not a de Polignac number, because 112543504221 - 2¹¹ = 112543502173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112543504211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8352736 + ... + 8366198.

It is an arithmetic number, because the mean of its divisors is an integer number (4845101184).

Almost surely, 2^112543504221 is an apocalyptic number.

It is an amenable number.

112543504221 is a deficient number, since it is larger than the sum of its proper divisors (42499733667).

112543504221 is a wasteful number, since it uses less digits than its factorization.

112543504221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14201.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 112543504221 its reverse (122405345211), we get a palindrome (234948849432).

The spelling of 112543504221 in words is "one hundred twelve billion, five hundred forty-three million, five hundred four thousand, two hundred twenty-one".