200099020 has 24 divisors (see below), whose sum is σ = 458409168. Its totient is φ = 72763200.

The previous prime is 200098999. The next prime is 200099023. The reversal of 200099020 is 20990002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 200098982 and 200099000.

It is not an unprimeable number, because it can be changed into a prime (200099023) 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, 454551 + ... + 454990.

It is an arithmetic number, because the mean of its divisors is an integer number (19100382).

Almost surely, 2^200099020 is an apocalyptic number.

200099020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200099020 is an abundant number, since it is smaller than the sum of its proper divisors (258310148).

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

200099020 is a wasteful number, since it uses less digits than its factorization.

200099020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909561 (or 909559 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 200099020 is about 14145.6360761897. The cubic root of 200099020 is about 584.9000437981.

The spelling of 200099020 in words is "two hundred million, ninety-nine thousand, twenty".