1111011100111 has 8 divisors (see below), whose sum is σ = 1234880262864. Its totient is φ = 990953296320.

The previous prime is 1111011099983. The next prime is 1111011100153. The reversal of 1111011100111 is 1110011101111.

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 1111011100111 - 2⁷ = 1111011099983 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 (1111011100411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 952839126 + ... + 952840291.

It is an arithmetic number, because the mean of its divisors is an integer number (154360032858).

Almost surely, 2^{1111011100111} is an apocalyptic number.

1111011100111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1111011100111 is a deficient number, since it is larger than the sum of its proper divisors (123869162753).

1111011100111 is a wasteful number, since it uses less digits than its factorization.

1111011100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905679481.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 1111011100111 its reverse (1110011101111), we get a palindrome (2221022201222).

The spelling of 1111011100111 in words is "one trillion, one hundred eleven billion, eleven million, one hundred thousand, one hundred eleven".