110121021120000 has 400 divisors, whose sum is σ = 399921044700672. Its totient is φ = 26696002560000.

The previous prime is 110121021119933. The next prime is 110121021120083. The reversal of 110121021120000 is 21120121011.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-2 number, since 2×110121021120000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5345937 + ... + 15774063.

Almost surely, 2^{110121021120000} is an apocalyptic number.

110121021120000 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 110121021120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199960522350336).

110121021120000 is an abundant number, since it is smaller than the sum of its proper divisors (289800023580672).

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

110121021120000 is an equidigital number, since it uses as much as digits as its factorization.

110121021120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10428179 (or 10428148 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110121021120000 its reverse (21120121011), we get a palindrome (110142141241011).

The spelling of 110121021120000 in words is "one hundred ten trillion, one hundred twenty-one billion, twenty-one million, one hundred twenty thousand".