110320020 has 36 divisors (see below), whose sum is σ = 334637940. Its totient is φ = 29418624.

The previous prime is 110320019. The next prime is 110320057. The reversal of 110320020 is 20023011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 80245764 + 30074256 = 8958^2 + 5484^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 = 110319984 and 110320011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306265 + ... + 306624.

Almost surely, 2^110320020 is an apocalyptic number.

110320020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110320020 is an abundant number, since it is smaller than the sum of its proper divisors (224317920).

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

110320020 is a wasteful number, since it uses less digits than its factorization.

110320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612904 (or 612899 counting only the distinct ones).

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

The square root of 110320020 is about 10503.3337564794. Note that the first 3 decimals coincide. The cubic root of 110320020 is about 479.6061874043.

Adding to 110320020 its reverse (20023011), we get a palindrome (130343031).

The spelling of 110320020 in words is "one hundred ten million, three hundred twenty thousand, twenty".