110404004020 has 24 divisors (see below), whose sum is σ = 232112810664. Its totient is φ = 44111239296.

The previous prime is 110404003961. The next prime is 110404004033. The reversal of 110404004020 is 20400404011.

It can be written as a sum of positive squares in 4 ways, for example, as 13654389904 + 96749614116 = 116852^2 + 311046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110404003985 and 110404004003.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3129667 + ... + 3164746.

It is an arithmetic number, because the mean of its divisors is an integer number (9671367111).

Almost surely, 2^110404004020 is an apocalyptic number.

110404004020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110404004020 is an abundant number, since it is smaller than the sum of its proper divisors (121708806644).

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

110404004020 is a wasteful number, since it uses less digits than its factorization.

110404004020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6295299 (or 6295297 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 110404004020 its reverse (20400404011), we get a palindrome (130804408031).

The spelling of 110404004020 in words is "one hundred ten billion, four hundred four million, four thousand, twenty".