200001001995 has 24 divisors (see below), whose sum is σ = 346699151136. Its totient is φ = 106657740288.

The previous prime is 200001001973. The next prime is 200001002017. The reversal of 200001001995 is 599100100002.

It is a happy number.

200001001995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (200001001973) and next prime (200001002017).

It is not a de Polignac number, because 200001001995 - 2¹⁶ = 200000936459 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 331474 + ... + 714056.

It is an arithmetic number, because the mean of its divisors is an integer number (14445797964).

Almost surely, 2^200001001995 is an apocalyptic number.

200001001995 is a deficient number, since it is larger than the sum of its proper divisors (146698149141).

200001001995 is a wasteful number, since it uses less digits than its factorization.

200001001995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394211 (or 394208 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

Adding to 200001001995 its reverse (599100100002), we get a palindrome (799101101997).

The spelling of 200001001995 in words is "two hundred billion, one million, one thousand, nine hundred ninety-five".