110001221002020 has 96 divisors (see below), whose sum is σ = 313906656349440. Its totient is φ = 28776774873600.

The previous prime is 110001221001961. The next prime is 110001221002033. The reversal of 110001221002020 is 20200122100011.

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 = 110001221001987 and 110001221002005.

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 31 ways as a sum of consecutive naturals, for example, 82605592 + ... + 83926671.

It is an arithmetic number, because the mean of its divisors is an integer number (3269861003640).

Almost surely, 2^{110001221002020} is an apocalyptic number.

110001221002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110001221002020 is an abundant number, since it is smaller than the sum of its proper divisors (203905435347420).

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

110001221002020 is a wasteful number, since it uses less digits than its factorization.

110001221002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166532485 (or 166532483 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110001221002020 its reverse (20200122100011), we get a palindrome (130201343102031).

The spelling of 110001221002020 in words is "one hundred ten trillion, one billion, two hundred twenty-one million, two thousand, twenty".