1111071111011 has 8 divisors (see below), whose sum is σ = 1147796436864. Its totient is φ = 1074401055360.

The previous prime is 1111071110993. The next prime is 1111071111019. The reversal of 1111071111011 is 1101111701111.

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

It is a de Polignac number, because none of the positive numbers 2^k-1111071111011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111071111019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13776680 + ... + 13857093.

It is an arithmetic number, because the mean of its divisors is an integer number (143474554608).

Almost surely, 2^{1111071111011} is an apocalyptic number.

1111071111011 is a deficient number, since it is larger than the sum of its proper divisors (36725325853).

1111071111011 is a wasteful number, since it uses less digits than its factorization.

1111071111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27635101.

The product of its (nonzero) digits is 7, while the sum is 17.

Adding to 1111071111011 its reverse (1101111701111), we get a palindrome (2212182812122).

The spelling of 1111071111011 in words is "one trillion, one hundred eleven billion, seventy-one million, one hundred eleven thousand, eleven".