1110000111111 has 48 divisors (see below), whose sum is σ = 1744202363904. Its totient is φ = 677385649152.

The previous prime is 1110000111097. The next prime is 1110000111133. The reversal of 1110000111111 is 1111110000111.

It is not a de Polignac number, because 1110000111111 - 2⁹ = 1110000110599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1110000111093 and 1110000111102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110000111151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15174621 + ... + 15247593.

It is an arithmetic number, because the mean of its divisors is an integer number (36337549248).

Almost surely, 2^{1110000111111} is an apocalyptic number.

1110000111111 is a deficient number, since it is larger than the sum of its proper divisors (634202252793).

1110000111111 is a wasteful number, since it uses less digits than its factorization.

1110000111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75720 (or 75717 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 1110000111111 its reverse (1111110000111), we get a palindrome (2221110111222).

It can be divided in two parts, 1110000111 and 111, that multiplied together give a palindrome (123210012321).

The spelling of 1110000111111 in words is "one trillion, one hundred ten billion, one hundred eleven thousand, one hundred eleven".