111010220102012 has 192 divisors, whose sum is σ = 246258539864064. Its totient is φ = 42533165525760.

The previous prime is 111010220101999. The next prime is 111010220102053. The reversal of 111010220102012 is 210201022010111.

111010220102012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4846115063 + ... + 4846137969.

It is an arithmetic number, because the mean of its divisors is an integer number (1282596561792).

Almost surely, 2^{111010220102012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111010220102012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123129269932032).

111010220102012 is an abundant number, since it is smaller than the sum of its proper divisors (135248319762052).

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

111010220102012 is a wasteful number, since it uses less digits than its factorization.

111010220102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24088 (or 24086 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111010220102012 its reverse (210201022010111), we get a palindrome (321211242112123).

The spelling of 111010220102012 in words is "one hundred eleven trillion, ten billion, two hundred twenty million, one hundred two thousand, twelve".