1110909281911 has 32 divisors (see below), whose sum is σ = 1322904683520. Its totient is φ = 919553731200.

The previous prime is 1110909281879. The next prime is 1110909281921. The reversal of 1110909281911 is 1191829090111.

It is not a de Polignac number, because 1110909281911 - 2⁵ = 1110909281879 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 (1110909281921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11939776 + ... + 12032458.

It is an arithmetic number, because the mean of its divisors is an integer number (41340771360).

Almost surely, 2^{1110909281911} is an apocalyptic number.

1110909281911 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1110909281911 is a deficient number, since it is larger than the sum of its proper divisors (211995401609).

1110909281911 is a wasteful number, since it uses less digits than its factorization.

1110909281911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93847.

The product of its (nonzero) digits is 11664, while the sum is 43.

The spelling of 1110909281911 in words is "one trillion, one hundred ten billion, nine hundred nine million, two hundred eighty-one thousand, nine hundred eleven".