100600120 has 16 divisors (see below), whose sum is σ = 226350360. Its totient is φ = 40240032.

The previous prime is 100600111. The next prime is 100600121. The reversal of 100600120 is 21006001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 100600097 and 100600106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100600121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1257462 + ... + 1257541.

Almost surely, 2^100600120 is an apocalyptic number.

100600120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100600120 is an abundant number, since it is smaller than the sum of its proper divisors (125750240).

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

100600120 is a wasteful number, since it uses less digits than its factorization.

100600120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515014 (or 2515010 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 100600120 is about 10029.9611165747. The cubic root of 100600120 is about 465.0855355811.

Adding to 100600120 its reverse (21006001), we get a palindrome (121606121).

The spelling of 100600120 in words is "one hundred million, six hundred thousand, one hundred twenty".