110020112020 has 144 divisors (see below), whose sum is σ = 286478494848. Its totient is φ = 34751808000.

The previous prime is 110020112011. The next prime is 110020112021. The reversal of 110020112020 is 20211020011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 110020111988 and 110020112006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110020112021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12937770 + ... + 12946270.

It is an arithmetic number, because the mean of its divisors is an integer number (1989433992).

Almost surely, 2^110020112020 is an apocalyptic number.

110020112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110020112020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143239247424).

110020112020 is an abundant number, since it is smaller than the sum of its proper divisors (176458382828).

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

110020112020 is a wasteful number, since it uses less digits than its factorization.

110020112020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9090 (or 9075 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 110020112020 its reverse (20211020011), we get a palindrome (130231132031).

The spelling of 110020112020 in words is "one hundred ten billion, twenty million, one hundred twelve thousand, twenty".