111442003120 has 40 divisors (see below), whose sum is σ = 296117324064. Its totient is φ = 38208686592.

The previous prime is 111442003081. The next prime is 111442003129. The reversal of 111442003120 is 21300244111.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (111442003129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99501229 + ... + 99502348.

Almost surely, 2^111442003120 is an apocalyptic number.

111442003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111442003120 is an abundant number, since it is smaller than the sum of its proper divisors (184675320944).

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

111442003120 is a wasteful number, since it uses less digits than its factorization.

111442003120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199003597 (or 199003591 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 111442003120 its reverse (21300244111), we get a palindrome (132742247231).

The spelling of 111442003120 in words is "one hundred eleven billion, four hundred forty-two million, three thousand, one hundred twenty".