120440140032 has 36 divisors (see below), whose sum is σ = 320546416400. Its totient is φ = 40146713088.

The previous prime is 120440140013. The next prime is 120440140039. The reversal of 120440140032 is 230041044021.

It is a super-2 number, since 2×120440140032² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120440139990 and 120440140008.

It is not an unprimeable number, because it can be changed into a prime (120440140039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78410782 + ... + 78412317.

Almost surely, 2^120440140032 is an apocalyptic number.

120440140032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120440140032 is an abundant number, since it is smaller than the sum of its proper divisors (200106276368).

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

120440140032 is an equidigital number, since it uses as much as digits as its factorization.

120440140032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156823118 (or 156823104 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 120440140032 its reverse (230041044021), we get a palindrome (350481184053).

The spelling of 120440140032 in words is "one hundred twenty billion, four hundred forty million, one hundred forty thousand, thirty-two".