211210111011102 has 96 divisors (see below), whose sum is σ = 505229300964864. Its totient is φ = 58656650774400.

The previous prime is 211210111011019. The next prime is 211210111011149. The reversal of 211210111011102 is 201110111012112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29061768 + ... + 35595035.

It is an arithmetic number, because the mean of its divisors is an integer number (5262805218384).

Almost surely, 2^{211210111011102} is an apocalyptic number.

211210111011102 is an abundant number, since it is smaller than the sum of its proper divisors (294019189953762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211210111011102 is a wasteful number, since it uses less digits than its factorization.

211210111011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64657134 (or 64657127 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 211210111011102 its reverse (201110111012112), we get a palindrome (412320222023214).

The spelling of 211210111011102 in words is "two hundred eleven trillion, two hundred ten billion, one hundred eleven million, eleven thousand, one hundred two".