202100100002002 has 8 divisors (see below), whose sum is σ = 303150264238512. Its totient is φ = 101050011922500.

The previous prime is 202100100001999. The next prime is 202100100002039. The reversal of 202100100002002 is 200200001001202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 202100100002002.

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, 11864124 + ... + 23344327.

It is an arithmetic number, because the mean of its divisors is an integer number (37893783029814).

Almost surely, 2^{202100100002002} is an apocalyptic number.

202100100002002 is a deficient number, since it is larger than the sum of its proper divisors (101050164236510).

202100100002002 is a wasteful number, since it uses less digits than its factorization.

202100100002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38078504.

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

Adding to 202100100002002 its reverse (200200001001202), we get a palindrome (402300101003204).

The spelling of 202100100002002 in words is "two hundred two trillion, one hundred billion, one hundred million, two thousand, two".