110165521667 has 4 divisors (see below), whose sum is σ = 110166230160. Its totient is φ = 110164813176.

The previous prime is 110165521657. The next prime is 110165521681. The reversal of 110165521667 is 766125561011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 766125561011 = 21559 ⋅35536229.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110165521667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110165521637) 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, 8567 + ... + 469472.

It is an arithmetic number, because the mean of its divisors is an integer number (27541557540).

Almost surely, 2^110165521667 is an apocalyptic number.

110165521667 is a deficient number, since it is larger than the sum of its proper divisors (708493).

110165521667 is an equidigital number, since it uses as much as digits as its factorization.

110165521667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708492.

The product of its (nonzero) digits is 75600, while the sum is 41.

The spelling of 110165521667 in words is "one hundred ten billion, one hundred sixty-five million, five hundred twenty-one thousand, six hundred sixty-seven".