201020020202102 has 8 divisors (see below), whose sum is σ = 301531841348112. Its totient is φ = 100509406419400.

The previous prime is 201020020202081. The next prime is 201020020202203. The reversal of 201020020202102 is 201202020020102.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301424474 + ... + 302090637.

It is an arithmetic number, because the mean of its divisors is an integer number (37691480168514).

Almost surely, 2^{201020020202102} is an apocalyptic number.

201020020202102 is a deficient number, since it is larger than the sum of its proper divisors (100511821146010).

201020020202102 is a wasteful number, since it uses less digits than its factorization.

201020020202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603681654.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 201020020202102 its reverse (201202020020102), we get a palindrome (402222040222204).

The spelling of 201020020202102 in words is "two hundred one trillion, twenty billion, twenty million, two hundred two thousand, one hundred two".