200120 has 16 divisors (see below), whose sum is σ = 450360. Its totient is φ = 80032.

The previous prime is 200117. The next prime is 200131. The reversal of 200120 is 21002.

200120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a plaindrome in base 9.

It is a zygodrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2462 + ... + 2541.

2²⁰⁰¹²⁰ is an apocalyptic number.

200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200120 is an abundant number, since it is smaller than the sum of its proper divisors (250240).

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

200120 is a wasteful number, since it uses less digits than its factorization.

200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014 (or 5010 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 200120 is about 447.3477394600. The cubic root of 200120 is about 58.4920484968.

Adding to 200120 its reverse (21002), we get a palindrome (221122).

The spelling of 200120 in words is "two hundred thousand, one hundred twenty", and thus it is an iban number.