1000011111011 has 64 divisors (see below), whose sum is σ = 1194841497600. Its totient is φ = 827365862400.

The previous prime is 1000011110963. The next prime is 1000011111019. The reversal of 1000011111011 is 1101111100001.

It is not a de Polignac number, because 1000011111011 - 2¹⁰ = 1000011109987 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 1000011111011.

It is not an unprimeable number, because it can be changed into a prime (1000011111019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 206996366 + ... + 207001196.

It is an arithmetic number, because the mean of its divisors is an integer number (18669398400).

Almost surely, 2^{1000011111011} is an apocalyptic number.

1000011111011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1000011111011 is a deficient number, since it is larger than the sum of its proper divisors (194830386589).

1000011111011 is a wasteful number, since it uses less digits than its factorization.

1000011111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5300.

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

Adding to 1000011111011 its reverse (1101111100001), we get a palindrome (2101122211012).

The spelling of 1000011111011 in words is "one trillion, eleven million, one hundred eleven thousand, eleven".