110320201020 has 96 divisors (see below), whose sum is σ = 312449050368. Its totient is φ = 29081106432.

The previous prime is 110320201001. The next prime is 110320201021. The reversal of 110320201020 is 20102023011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 110320200987 and 110320201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110320201021) 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, 5128327 + ... + 5149793.

It is an arithmetic number, because the mean of its divisors is an integer number (3254677608).

Almost surely, 2^110320201020 is an apocalyptic number.

110320201020 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 110320201020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156224525184).

110320201020 is an abundant number, since it is smaller than the sum of its proper divisors (202128849348).

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

110320201020 is a wasteful number, since it uses less digits than its factorization.

110320201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22459 (or 22457 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 110320201020 its reverse (20102023011), we get a palindrome (130422224031).

The spelling of 110320201020 in words is "one hundred ten billion, three hundred twenty million, two hundred one thousand, twenty".