110727216721 has 4 divisors (see below), whose sum is σ = 120793327344. Its totient is φ = 100661106100.

The previous prime is 110727216701. The next prime is 110727216749. The reversal of 110727216721 is 127612727011.

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 a cyclic number.

It is not a de Polignac number, because 110727216721 - 2⁵ = 110727216689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110727216701) 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, 5033055295 + ... + 5033055316.

It is an arithmetic number, because the mean of its divisors is an integer number (30198331836).

Almost surely, 2^110727216721 is an apocalyptic number.

110727216721 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110727216721 is a deficient number, since it is larger than the sum of its proper divisors (10066110623).

110727216721 is a wasteful number, since it uses less digits than its factorization.

110727216721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10066110622.

The product of its (nonzero) digits is 16464, while the sum is 37.

The spelling of 110727216721 in words is "one hundred ten billion, seven hundred twenty-seven million, two hundred sixteen thousand, seven hundred twenty-one".