120331540524 has 48 divisors (see below), whose sum is σ = 307496528640. Its totient is φ = 36397542720.

The previous prime is 120331540513. The next prime is 120331540529. The reversal of 120331540524 is 425045133021.

It is a junction number, because it is equal to n+sod(n) for n = 120331540491 and 120331540500.

It is not an unprimeable number, because it can be changed into a prime (120331540529) 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 15 ways as a sum of consecutive naturals, for example, 6527712 + ... + 6546119.

It is an arithmetic number, because the mean of its divisors is an integer number (6406177680).

Almost surely, 2^120331540524 is an apocalyptic number.

It is an amenable number.

120331540524 is an abundant number, since it is smaller than the sum of its proper divisors (187164988116).

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

120331540524 is a wasteful number, since it uses less digits than its factorization.

120331540524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13073910 (or 13073908 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 120331540524 its reverse (425045133021), we get a palindrome (545376673545).

The spelling of 120331540524 in words is "one hundred twenty billion, three hundred thirty-one million, five hundred forty thousand, five hundred twenty-four".