120531520332 has 144 divisors (see below), whose sum is σ = 334922165760. Its totient is φ = 36378802944.

The previous prime is 120531520331. The next prime is 120531520357. The reversal of 120531520332 is 233025135021.

It is a happy number.

120531520332 is a `hidden beast` number, since 12 + 0 + 5 + 315 + 2 + 0 + 332 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 120531520296 and 120531520305.

It is not an unprimeable number, because it can be changed into a prime (120531520331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28048008 + ... + 28052304.

Almost surely, 2^120531520332 is an apocalyptic number.

120531520332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120531520332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167461082880).

120531520332 is an abundant number, since it is smaller than the sum of its proper divisors (214390645428).

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

120531520332 is a wasteful number, since it uses less digits than its factorization.

120531520332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6132 (or 6127 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 120531520332 its reverse (233025135021), we get a palindrome (353556655353).

The spelling of 120531520332 in words is "one hundred twenty billion, five hundred thirty-one million, five hundred twenty thousand, three hundred thirty-two".