111043122161165 has 8 divisors (see below), whose sum is σ = 133269319070208. Its totient is φ = 88822782744400.

The previous prime is 111043122161149. The next prime is 111043122161177. The reversal of 111043122161165 is 561161221340111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111043122161165 - 2⁴ = 111043122161149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1464331361 + ... + 1464407190.

It is an arithmetic number, because the mean of its divisors is an integer number (16658664883776).

Almost surely, 2^{111043122161165} is an apocalyptic number.

It is an amenable number.

111043122161165 is a deficient number, since it is larger than the sum of its proper divisors (22226196909043).

111043122161165 is an equidigital number, since it uses as much as digits as its factorization.

111043122161165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928746139.

The product of its (nonzero) digits is 8640, while the sum is 35.

The spelling of 111043122161165 in words is "one hundred eleven trillion, forty-three billion, one hundred twenty-two million, one hundred sixty-one thousand, one hundred sixty-five".