120155325120 has 336 divisors, whose sum is σ = 435628633440. Its totient is φ = 30313709568.

The previous prime is 120155325097. The next prime is 120155325127. The reversal of 120155325120 is 21523551021.

120155325120 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 5 + 532 + 5 + 120 = 666.

It is not an unprimeable number, because it can be changed into a prime (120155325127) 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, 70970994 + ... + 70972686.

It is an arithmetic number, because the mean of its divisors is an integer number (1296513790).

Almost surely, 2^120155325120 is an apocalyptic number.

120155325120 is a gapful number since it is divisible by the number (10) 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 120155325120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217814316720).

120155325120 is an abundant number, since it is smaller than the sum of its proper divisors (315473308320).

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

120155325120 is a wasteful number, since it uses less digits than its factorization.

120155325120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032 (or 3019 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 120155325120 its reverse (21523551021), we get a palindrome (141678876141).

The spelling of 120155325120 in words is "one hundred twenty billion, one hundred fifty-five million, three hundred twenty-five thousand, one hundred twenty".