110121022200020 has 96 divisors (see below), whose sum is σ = 251934338880000. Its totient is φ = 40188340583424.

The previous prime is 110121022200019. The next prime is 110121022200073. The reversal of 110121022200020 is 20002220121011.

It is a junction number, because it is equal to n+sod(n) for n = 110121022199968 and 110121022200004.

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, 61760981 + ... + 63518979.

It is an arithmetic number, because the mean of its divisors is an integer number (2624316030000).

Almost surely, 2^{110121022200020} is an apocalyptic number.

110121022200020 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 110121022200020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125967169440000).

110121022200020 is an abundant number, since it is smaller than the sum of its proper divisors (141813316679980).

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

110121022200020 is a wasteful number, since it uses less digits than its factorization.

110121022200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760817 (or 1760815 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 110121022200020 its reverse (20002220121011), we get a palindrome (130123242321031).

The spelling of 110121022200020 in words is "one hundred ten trillion, one hundred twenty-one billion, twenty-two million, two hundred thousand, twenty".