110320000020 has 144 divisors (see below), whose sum is σ = 349571738880. Its totient is φ = 28108574208.

The previous prime is 110320000019. The next prime is 110320000027. The reversal of 110320000020 is 20000023011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 110319999957 and 110320000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110320000027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3864961 + ... + 3893399.

It is an arithmetic number, because the mean of its divisors is an integer number (2427581520).

Almost surely, 2^110320000020 is an apocalyptic number.

110320000020 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 110320000020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174785869440).

110320000020 is an abundant number, since it is smaller than the sum of its proper divisors (239251738860).

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

110320000020 is a wasteful number, since it uses less digits than its factorization.

110320000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29414 (or 29409 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 110320000020 its reverse (20000023011), we get a palindrome (130320023031).

The spelling of 110320000020 in words is "one hundred ten billion, three hundred twenty million, twenty", and thus it is an aban number.