200101212106 has 16 divisors (see below), whose sum is σ = 306614169216. Its totient is φ = 97897546656.

The previous prime is 200101212089. The next prime is 200101212109. The reversal of 200101212106 is 601212101002.

It is a self number, because there is not a number n which added to its sum of digits gives 200101212106.

It is not an unprimeable number, because it can be changed into a prime (200101212109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119005 + ... + 643711.

It is an arithmetic number, because the mean of its divisors is an integer number (19163385576).

Almost surely, 2^200101212106 is an apocalyptic number.

200101212106 is a deficient number, since it is larger than the sum of its proper divisors (106512957110).

200101212106 is a wasteful number, since it uses less digits than its factorization.

200101212106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528813.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 200101212106 its reverse (601212101002), we get a palindrome (801313313108).

The spelling of 200101212106 in words is "two hundred billion, one hundred one million, two hundred twelve thousand, one hundred six".