200550020 has 48 divisors (see below), whose sum is σ = 486476928. Its totient is φ = 68636160.

The previous prime is 200550017. The next prime is 200550023. The reversal of 200550020 is 20055002.

It is an interprime number because it is at equal distance from previous prime (200550017) and next prime (200550023).

It is a junction number, because it is equal to n+sod(n) for n = 200549977 and 200550004.

It is not an unprimeable number, because it can be changed into a prime (200550023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23072 + ... + 30551.

It is an arithmetic number, because the mean of its divisors is an integer number (10134936).

Almost surely, 2^200550020 is an apocalyptic number.

200550020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200550020 is an abundant number, since it is smaller than the sum of its proper divisors (285926908).

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

200550020 is a wasteful number, since it uses less digits than its factorization.

200550020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53660 (or 53658 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 200550020 is about 14161.5684159630. The cubic root of 200550020 is about 585.3391463710.

It can be divided in two parts, 2005 and 50020, that added together give a palindrome (52025).

The spelling of 200550020 in words is "two hundred million, five hundred fifty thousand, twenty".