111132240241020 has 24 divisors (see below), whose sum is σ = 311170272675024. Its totient is φ = 29635264064256.

The previous prime is 111132240240977. The next prime is 111132240241181. The reversal of 111132240241020 is 20142042231111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926102001949 + ... + 926102002068.

It is an arithmetic number, because the mean of its divisors is an integer number (12965428028126).

Almost surely, 2^{111132240241020} is an apocalyptic number.

111132240241020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111132240241020 is an abundant number, since it is smaller than the sum of its proper divisors (200038032434004).

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

111132240241020 is a wasteful number, since it uses less digits than its factorization.

111132240241020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852204004029 (or 1852204004027 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 111132240241020 its reverse (20142042231111), we get a palindrome (131274282472131).

The spelling of 111132240241020 in words is "one hundred eleven trillion, one hundred thirty-two billion, two hundred forty million, two hundred forty-one thousand, twenty".