200020134 has 32 divisors (see below), whose sum is σ = 414609120. Its totient is φ = 64253952.

The previous prime is 200020127. The next prime is 200020141. The reversal of 200020134 is 431020002.

It is an interprime number because it is at equal distance from previous prime (200020127) and next prime (200020141).

It is a congruent number.

It is an unprimeable number.

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, 172902 + ... + 174054.

It is an arithmetic number, because the mean of its divisors is an integer number (12956535).

Almost surely, 2^200020134 is an apocalyptic number.

200020134 is an abundant number, since it is smaller than the sum of its proper divisors (214588986).

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

200020134 is a wasteful number, since it uses less digits than its factorization.

200020134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200020134 is about 14142.8474502131. The cubic root of 200020134 is about 584.8231710418.

Adding to 200020134 its reverse (431020002), we get a palindrome (631040136).

The spelling of 200020134 in words is "two hundred million, twenty thousand, one hundred thirty-four".