200005122 has 32 divisors (see below), whose sum is σ = 403778880. Its totient is φ = 66044160.

The previous prime is 200005121. The next prime is 200005129. The reversal of 200005122 is 221500002.

It is a junction number, because it is equal to n+sod(n) for n = 200005098 and 200005107.

It is not an unprimeable number, because it can be changed into a prime (200005121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 527529 + ... + 527907.

It is an arithmetic number, because the mean of its divisors is an integer number (12618090).

Almost surely, 2^200005122 is an apocalyptic number.

200005122 is an abundant number, since it is smaller than the sum of its proper divisors (203773758).

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

200005122 is a wasteful number, since it uses less digits than its factorization.

200005122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 200005122 is about 14142.3167126182. The cubic root of 200005122 is about 584.8085398729.

Adding to 200005122 its reverse (221500002), we get a palindrome (421505124).

The spelling of 200005122 in words is "two hundred million, five thousand, one hundred twenty-two".