200013129 has 24 divisors (see below), whose sum is σ = 308835072. Its totient is φ = 124428480.

The previous prime is 200013103. The next prime is 200013131. The reversal of 200013129 is 921310002.

It is a happy number.

It is not a de Polignac number, because 200013129 - 2⁷ = 200013001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200013139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3297 + ... + 20270.

It is an arithmetic number, because the mean of its divisors is an integer number (12868128).

Almost surely, 2^200013129 is an apocalyptic number.

It is an amenable number.

200013129 is a deficient number, since it is larger than the sum of its proper divisors (108821943).

200013129 is a wasteful number, since it uses less digits than its factorization.

200013129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23637 (or 23634 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 200013129 is about 14142.5997963599. The cubic root of 200013129 is about 584.8163438389.

It can be divided in two parts, 2000 and 13129, that added together give a square (15129 = 123²).

The spelling of 200013129 in words is "two hundred million, thirteen thousand, one hundred twenty-nine".