110100110200020 has 48 divisors (see below), whose sum is σ = 342533676179520. Its totient is φ = 29360029386528.

The previous prime is 110100110200019. The next prime is 110100110200049. The reversal of 110100110200020 is 20002011001011.

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 = 110100110199975 and 110100110200011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101944545942 + ... + 101944547021.

It is an arithmetic number, because the mean of its divisors is an integer number (7136118253740).

Almost surely, 2^{110100110200020} is an apocalyptic number.

110100110200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110100110200020 is an abundant number, since it is smaller than the sum of its proper divisors (232433565979500).

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

110100110200020 is a wasteful number, since it uses less digits than its factorization.

110100110200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203889092981 (or 203889092973 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 110100110200020 its reverse (20002011001011), we get a palindrome (130102121201031).

The spelling of 110100110200020 in words is "one hundred ten trillion, one hundred billion, one hundred ten million, two hundred thousand, twenty".