210111000002102 has 4 divisors (see below), whose sum is σ = 315166500003156. Its totient is φ = 105055500001050.

The previous prime is 210111000002063. The next prime is 210111000002129. The reversal of 210111000002102 is 201200000111012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52527750000524 + ... + 52527750000527.

It is an arithmetic number, because the mean of its divisors is an integer number (78791625000789).

Almost surely, 2^{210111000002102} is an apocalyptic number.

210111000002102 is a deficient number, since it is larger than the sum of its proper divisors (105055500001054).

210111000002102 is a wasteful number, since it uses less digits than its factorization.

210111000002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105055500001053.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210111000002102 its reverse (201200000111012), we get a palindrome (411311000113114).

The spelling of 210111000002102 in words is "two hundred ten trillion, one hundred eleven billion, two thousand, one hundred two".