120103515000 has 480 divisors, whose sum is σ = 475394325120. Its totient is φ = 26810784000.

The previous prime is 120103514987. The next prime is 120103515001. The reversal of 120103515000 is 515301021.

120103515000 is a `hidden beast` number, since 12 + 0 + 103 + 51 + 500 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120103515001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 13540567 + ... + 13549433.

It is an arithmetic number, because the mean of its divisors is an integer number (990404844).

Almost surely, 2^120103515000 is an apocalyptic number.

120103515000 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 120103515000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237697162560).

120103515000 is an abundant number, since it is smaller than the sum of its proper divisors (355290810120).

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

120103515000 is a wasteful number, since it uses less digits than its factorization.

120103515000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8949 (or 8927 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 120103515000 its reverse (515301021), we get a palindrome (120618816021).

The spelling of 120103515000 in words is "one hundred twenty billion, one hundred three million, five hundred fifteen thousand".