112127346721 has 4 divisors (see below), whose sum is σ = 120752527252. Its totient is φ = 103502166192.

The previous prime is 112127346631. The next prime is 112127346769. The reversal of 112127346721 is 127643721211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 66751956496 + 45375390225 = 258364^2 + 213015^2 .

It is a cyclic number.

It is not a de Polignac number, because 112127346721 - 2⁷ = 112127346593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112127343721) 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, 4312590246 + ... + 4312590271.

It is an arithmetic number, because the mean of its divisors is an integer number (30188131813).

Almost surely, 2^112127346721 is an apocalyptic number.

It is an amenable number.

112127346721 is a deficient number, since it is larger than the sum of its proper divisors (8625180531).

112127346721 is an equidigital number, since it uses as much as digits as its factorization.

112127346721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8625180530.

The product of its digits is 28224, while the sum is 37.

The spelling of 112127346721 in words is "one hundred twelve billion, one hundred twenty-seven million, three hundred forty-six thousand, seven hundred twenty-one".