200021200102 has 16 divisors (see below), whose sum is σ = 300339536112. Its totient is φ = 99908069760.

The previous prime is 200021200081. The next prime is 200021200109. The reversal of 200021200102 is 201002120002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200021200109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10473202 + ... + 10492282.

It is an arithmetic number, because the mean of its divisors is an integer number (18771221007).

Almost surely, 2^200021200102 is an apocalyptic number.

200021200102 is a deficient number, since it is larger than the sum of its proper divisors (100318336010).

200021200102 is a wasteful number, since it uses less digits than its factorization.

200021200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24183.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 200021200102 its reverse (201002120002), we get a palindrome (401023320104).

The spelling of 200021200102 in words is "two hundred billion, twenty-one million, two hundred thousand, one hundred two".