120240510152 has 128 divisors (see below), whose sum is σ = 273357504000. Its totient is φ = 48498616320.

The previous prime is 120240510139. The next prime is 120240510193. The reversal of 120240510152 is 251015042021.

It is a super-2 number, since 2×120240510152² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10256198 + ... + 10267914.

It is an arithmetic number, because the mean of its divisors is an integer number (2135605500).

Almost surely, 2^120240510152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120240510152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136678752000).

120240510152 is an abundant number, since it is smaller than the sum of its proper divisors (153116993848).

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

120240510152 is a wasteful number, since it uses less digits than its factorization.

120240510152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11919 (or 11915 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 120240510152 its reverse (251015042021), we get a palindrome (371255552173).

The spelling of 120240510152 in words is "one hundred twenty billion, two hundred forty million, five hundred ten thousand, one hundred fifty-two".