1101000111011 has 4 divisors (see below), whose sum is σ = 1107150949800. Its totient is φ = 1094849272224.

The previous prime is 1101000110983. The next prime is 1101000111023. The reversal of 1101000111011 is 1101110001011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101000111011 - 2²² = 1100995916707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101000111011.

It is not an unprimeable number, because it can be changed into a prime (1101000111041) by changing a digit.

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, 3075419126 + ... + 3075419483.

It is an arithmetic number, because the mean of its divisors is an integer number (276787737450).

Almost surely, 2^{1101000111011} is an apocalyptic number.

1101000111011 is a deficient number, since it is larger than the sum of its proper divisors (6150838789).

1101000111011 is an equidigital number, since it uses as much as digits as its factorization.

1101000111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6150838788.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 1101000111011 its reverse (1101110001011), we get a palindrome (2202110112022).

The spelling of 1101000111011 in words is "one trillion, one hundred one billion, one hundred eleven thousand, eleven".