2100002000102 has 16 divisors (see below), whose sum is σ = 3315858849600. Its totient is φ = 994717924200.

The previous prime is 2100002000029. The next prime is 2100002000113. The reversal of 2100002000102 is 2010002000012.

It is a self number, because there is not a number n which added to its sum of digits gives 2100002000102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472477 + ... + 2523527.

It is an arithmetic number, because the mean of its divisors is an integer number (207241178100).

Almost surely, 2^{2100002000102} is an apocalyptic number.

2100002000102 is a deficient number, since it is larger than the sum of its proper divisors (1215856849498).

2100002000102 is a wasteful number, since it uses less digits than its factorization.

2100002000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103651.

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

Adding to 2100002000102 its reverse (2010002000012), we get a palindrome (4110004000114).

The spelling of 2100002000102 in words is "two trillion, one hundred billion, two million, one hundred two", and thus it is an aban number.