111020102102112 has 192 divisors, whose sum is σ = 345119900590080. Its totient is φ = 30590171748864.

The previous prime is 111020102102093. The next prime is 111020102102113. The reversal of 111020102102112 is 211201201020111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111020102102091 and 111020102102100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020102102113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22034038 + ... + 26599605.

It is an arithmetic number, because the mean of its divisors is an integer number (1797499482240).

Almost surely, 2^{111020102102112} is an apocalyptic number.

111020102102112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111020102102112 is an abundant number, since it is smaller than the sum of its proper divisors (234099798487968).

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

111020102102112 is a wasteful number, since it uses less digits than its factorization.

111020102102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48633785 (or 48633777 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111020102102112 its reverse (211201201020111), we get a palindrome (322221303122223).

The spelling of 111020102102112 in words is "one hundred eleven trillion, twenty billion, one hundred two million, one hundred two thousand, one hundred twelve".