200043020 has 24 divisors (see below), whose sum is σ = 442201200. Its totient is φ = 75805632.

The previous prime is 200043017. The next prime is 200043023. The reversal of 200043020 is 20340002.

200043020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (200043017) and next prime (200043023).

200043020 is a modest number, since divided by 43020 gives 20 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 200042992 and 200043010.

It is not an unprimeable number, because it can be changed into a prime (200043023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262835 + ... + 263594.

It is an arithmetic number, because the mean of its divisors is an integer number (18425050).

Almost surely, 2^200043020 is an apocalyptic number.

200043020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200043020 is an abundant number, since it is smaller than the sum of its proper divisors (242158180).

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

200043020 is a wasteful number, since it uses less digits than its factorization.

200043020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526457 (or 526455 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 200043020 is about 14143.6565286350. The cubic root of 200043020 is about 584.8454750509.

Adding to 200043020 its reverse (20340002), we get a palindrome (220383022).

The spelling of 200043020 in words is "two hundred million, forty-three thousand, twenty".