1105161205111 has 8 divisors (see below), whose sum is σ = 1109204634384. Its totient is φ = 1101118162560.

The previous prime is 1105161205103. The next prime is 1105161205121. The reversal of 1105161205111 is 1115021615011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1105161205111 - 2³ = 1105161205103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105161205121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6433311 + ... + 6602863.

It is an arithmetic number, because the mean of its divisors is an integer number (138650579298).

Almost surely, 2^{1105161205111} is an apocalyptic number.

1105161205111 is a deficient number, since it is larger than the sum of its proper divisors (4043429273).

1105161205111 is a wasteful number, since it uses less digits than its factorization.

1105161205111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193361.

The product of its (nonzero) digits is 300, while the sum is 25.

The spelling of 1105161205111 in words is "one trillion, one hundred five billion, one hundred sixty-one million, two hundred five thousand, one hundred eleven".