111131141130 has 32 divisors (see below), whose sum is σ = 296349710400. Its totient is φ = 29634970896.

The previous prime is 111131141119. The next prime is 111131141153. The reversal of 111131141130 is 31141131111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

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, 205798140 + ... + 205798679.

It is an arithmetic number, because the mean of its divisors is an integer number (9260928450).

Almost surely, 2^111131141130 is an apocalyptic number.

111131141130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111131141130 is an abundant number, since it is smaller than the sum of its proper divisors (185218569270).

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

111131141130 is a wasteful number, since it uses less digits than its factorization.

111131141130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411596835 (or 411596829 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 111131141130 its reverse (31141131111), we get a palindrome (142272272241).

The spelling of 111131141130 in words is "one hundred eleven billion, one hundred thirty-one million, one hundred forty-one thousand, one hundred thirty".