110020040 has 64 divisors (see below), whose sum is σ = 278208000. Its totient is φ = 38852352.

The previous prime is 110020003. The next prime is 110020049. The reversal of 110020040 is 40020011.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is not an unprimeable number, because it can be changed into a prime (110020049) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7361 + ... + 16559.

It is an arithmetic number, because the mean of its divisors is an integer number (4347000).

Almost surely, 2^110020040 is an apocalyptic number.

110020040 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 110020040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139104000).

110020040 is an abundant number, since it is smaller than the sum of its proper divisors (168187960).

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

110020040 is a wasteful number, since it uses less digits than its factorization.

110020040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9246 (or 9242 counting only the distinct ones).

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

The square root of 110020040 is about 10489.0438077072. The cubic root of 110020040 is about 479.1710809255.

Adding to 110020040 its reverse (40020011), we get a palindrome (150040051).

The spelling of 110020040 in words is "one hundred ten million, twenty thousand, forty".