200002100002 has 8 divisors (see below), whose sum is σ = 310348086300. Its totient is φ = 96552737904.

The previous prime is 200002099993. The next prime is 200002100029. The reversal of 200002100002 is 200001200002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 199978001721 + 24098281 = 447189^2 + 4909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1724155977 + ... + 1724156092.

Almost surely, 2^200002100002 is an apocalyptic number.

200002100002 is a deficient number, since it is larger than the sum of its proper divisors (110345986298).

200002100002 is a wasteful number, since it uses less digits than its factorization.

200002100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448312100.

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 200002100002 its reverse (200001200002), we get a palindrome (400003300004).

The spelling of 200002100002 in words is "two hundred billion, two million, one hundred thousand, two".