1000611011105 has 4 divisors (see below), whose sum is σ = 1200733213332. Its totient is φ = 800488808880.

The previous prime is 1000611011077. The next prime is 1000611011137. The reversal of 1000611011105 is 5011101160001.

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 440518928656 + 560092082449 = 663716^2 + 748393^2 .

It is not a de Polignac number, because 1000611011105 - 2¹⁶ = 1000610945569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100061101106 + ... + 100061101115.

It is an arithmetic number, because the mean of its divisors is an integer number (300183303333).

Almost surely, 2^{1000611011105} is an apocalyptic number.

It is an amenable number.

1000611011105 is a deficient number, since it is larger than the sum of its proper divisors (200122202227).

1000611011105 is an equidigital number, since it uses as much as digits as its factorization.

1000611011105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200122202226.

The product of its (nonzero) digits is 30, while the sum is 17.

Adding to 1000611011105 its reverse (5011101160001), we get a palindrome (6011712171106).

The spelling of 1000611011105 in words is "one trillion, six hundred eleven million, eleven thousand, one hundred five".