1100120000111 has 48 divisors (see below), whose sum is σ = 1303339548672. Its totient is φ = 920307648000.

The previous prime is 1100120000087. The next prime is 1100120000117. The reversal of 1100120000111 is 1110000210011.

It is a happy number.

It is not a de Polignac number, because 1100120000111 - 2¹⁰ = 1100119999087 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 (1100120000117) 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, 171971165 + ... + 171977561.

It is an arithmetic number, because the mean of its divisors is an integer number (27152907264).

Almost surely, 2^{1100120000111} is an apocalyptic number.

1100120000111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1100120000111 is a deficient number, since it is larger than the sum of its proper divisors (203219548561).

1100120000111 is a wasteful number, since it uses less digits than its factorization.

1100120000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7640 (or 7623 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1100120000111 its reverse (1110000210011), we get a palindrome (2210120210122).

The spelling of 1100120000111 in words is "one trillion, one hundred billion, one hundred twenty million, one hundred eleven", and thus it is an aban number.