200020010 has 16 divisors (see below), whose sum is σ = 361867176. Its totient is φ = 79601088.

The previous prime is 200019997. The next prime is 200020031. The reversal of 200020010 is 10020002.

It can be written as a sum of positive squares in 4 ways, for example, as 172948801 + 27071209 = 13151^2 + 5203^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200019976 and 200020003.

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, 48797 + ... + 52736.

Almost surely, 2^200020010 is an apocalyptic number.

200020010 is a deficient number, since it is larger than the sum of its proper divisors (161847166).

200020010 is a wasteful number, since it uses less digits than its factorization.

200020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101737.

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

The square root of 200020010 is about 14142.8430663711. The cubic root of 200020010 is about 584.8230501905.

Adding to 200020010 its reverse (10020002), we get a palindrome (210040012).

The spelling of 200020010 in words is "two hundred million, twenty thousand, ten".