111110111130 has 32 divisors (see below), whose sum is σ = 282350401344. Its totient is φ = 27886459136.

The previous prime is 111110111093. The next prime is 111110111239. The reversal of 111110111130 is 31111011111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108930972 + ... + 108931991.

It is an arithmetic number, because the mean of its divisors is an integer number (8823450042).

Almost surely, 2^111110111130 is an apocalyptic number.

111110111130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111110111130 is an abundant number, since it is smaller than the sum of its proper divisors (171240290214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111110111130 is a wasteful number, since it uses less digits than its factorization.

111110111130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217862990.

The product of its (nonzero) digits is 3, while the sum is 12.

Adding to 111110111130 its reverse (31111011111), we get a palindrome (142221122241).

The spelling of 111110111130 in words is "one hundred eleven billion, one hundred ten million, one hundred eleven thousand, one hundred thirty".