110002112200020 has 96 divisors (see below), whose sum is σ = 316410935097600. Its totient is φ = 28533822096384.

The previous prime is 110002112199977. The next prime is 110002112200033. The reversal of 110002112200020 is 20002211200011.

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 = 110002112199969 and 110002112200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2416641 + ... + 15028119.

It is an arithmetic number, because the mean of its divisors is an integer number (3295947240600).

Almost surely, 2^{110002112200020} is an apocalyptic number.

110002112200020 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 110002112200020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158205467548800).

110002112200020 is an abundant number, since it is smaller than the sum of its proper divisors (206408822897580).

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

110002112200020 is a wasteful number, since it uses less digits than its factorization.

110002112200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12615457 (or 12615455 counting only the distinct ones).

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

Adding to 110002112200020 its reverse (20002211200011), we get a palindrome (130004323400031).

It can be divided in two parts, 11000211 and 2200020, that added together give a palindrome (13200231).

The spelling of 110002112200020 in words is "one hundred ten trillion, two billion, one hundred twelve million, two hundred thousand, twenty".