111210122101112 has 16 divisors (see below), whose sum is σ = 208519953537840. Its totient is φ = 55604801157696.

The previous prime is 111210122101097. The next prime is 111210122101157. The reversal of 111210122101112 is 211101221012111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30661973 + ... + 34096580.

It is an arithmetic number, because the mean of its divisors is an integer number (13032497096115).

Almost surely, 2^{111210122101112} is an apocalyptic number.

It is an amenable number.

111210122101112 is a deficient number, since it is larger than the sum of its proper divisors (97309831436728).

111210122101112 is a wasteful number, since it uses less digits than its factorization.

111210122101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64973222 (or 64973218 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 111210122101112 its reverse (211101221012111), we get a palindrome (322311343113223).

The spelling of 111210122101112 in words is "one hundred eleven trillion, two hundred ten billion, one hundred twenty-two million, one hundred one thousand, one hundred twelve".