200020199980 has 24 divisors (see below), whose sum is σ = 420244160112. Its totient is φ = 79969653312.

The previous prime is 200020199957. The next prime is 200020200011. The reversal of 200020199980 is 89991020002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2358967 + ... + 2442286.

It is an arithmetic number, because the mean of its divisors is an integer number (17510173338).

Almost surely, 2^200020199980 is an apocalyptic number.

200020199980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200020199980 is an abundant number, since it is smaller than the sum of its proper divisors (220223960132).

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

200020199980 is a wasteful number, since it uses less digits than its factorization.

200020199980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4803345 (or 4803343 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 200020199980 in words is "two hundred billion, twenty million, one hundred ninety-nine thousand, nine hundred eighty".