1101110011111 has 16 divisors (see below), whose sum is σ = 1224146569248. Its totient is φ = 981904435200.

The previous prime is 1101110011097. The next prime is 1101110011151. The reversal of 1101110011111 is 1111100111011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1101110011111 - 2¹¹ = 1101110009063 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 (1101110011151) 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 15 ways as a sum of consecutive naturals, for example, 2452015 + ... + 2866111.

It is an arithmetic number, because the mean of its divisors is an integer number (76509160578).

Almost surely, 2^{1101110011111} is an apocalyptic number.

1101110011111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101110011111 is a deficient number, since it is larger than the sum of its proper divisors (123036558137).

1101110011111 is a wasteful number, since it uses less digits than its factorization.

1101110011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418722.

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

Adding to 1101110011111 its reverse (1111100111011), we get a palindrome (2212210122122).

The spelling of 1101110011111 in words is "one trillion, one hundred one billion, one hundred ten million, eleven thousand, one hundred eleven".