111020320110112 has 96 divisors (see below), whose sum is σ = 253900744981632. Its totient is φ = 46800338264064.

The previous prime is 111020320110097. The next prime is 111020320110113. The reversal of 111020320110112 is 211011023020111.

It is a happy number.

It is a super-2 number, since 2×111020320110112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (111020320110113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4604538 + ... + 15596230.

It is an arithmetic number, because the mean of its divisors is an integer number (2644799426892).

Almost surely, 2^{111020320110112} 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 111020320110112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126950372490816).

111020320110112 is an abundant number, since it is smaller than the sum of its proper divisors (142880424871520).

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

111020320110112 is a wasteful number, since it uses less digits than its factorization.

111020320110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10992450 (or 10992442 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111020320110112 its reverse (211011023020111), we get a palindrome (322031343130223).

The spelling of 111020320110112 in words is "one hundred eleven trillion, twenty billion, three hundred twenty million, one hundred ten thousand, one hundred twelve".