118700120 has 128 divisors (see below), whose sum is σ = 352719360. Its totient is φ = 34805760.

The previous prime is 118700111. The next prime is 118700123. The reversal of 118700120 is 21007811.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 118700092 and 118700101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118700123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51227 + ... + 53493.

It is an arithmetic number, because the mean of its divisors is an integer number (2755620).

Almost surely, 2^118700120 is an apocalyptic number.

118700120 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 118700120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176359680).

118700120 is an abundant number, since it is smaller than the sum of its proper divisors (234019240).

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

118700120 is a wasteful number, since it uses less digits than its factorization.

118700120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313 (or 2309 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 20.

The square root of 118700120 is about 10894.9584671076. The cubic root of 118700120 is about 491.4549563791.

Adding to 118700120 its reverse (21007811), we get a palindrome (139707931).

The spelling of 118700120 in words is "one hundred eighteen million, seven hundred thousand, one hundred twenty".