110421120 has 192 divisors, whose sum is σ = 375768000. Its totient is φ = 27574272.

The previous prime is 110421097. The next prime is 110421127. The reversal of 110421120 is 21124011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

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 = 110421096 and 110421105.

It is not an unprimeable number, because it can be changed into a prime (110421127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 554781 + ... + 554979.

It is an arithmetic number, because the mean of its divisors is an integer number (1957125).

Almost surely, 2^110421120 is an apocalyptic number.

110421120 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 110421120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187884000).

110421120 is an abundant number, since it is smaller than the sum of its proper divisors (265346880).

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

110421120 is a wasteful number, since it uses less digits than its factorization.

110421120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 226 counting only the distinct ones).

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

The square root of 110421120 is about 10508.1454120125. The cubic root of 110421120 is about 479.7526503375.

Adding to 110421120 its reverse (21124011), we get a palindrome (131545131).

The spelling of 110421120 in words is "one hundred ten million, four hundred twenty-one thousand, one hundred twenty".