1110220452 has 96 divisors (see below), whose sum is σ = 3148185600. Its totient is φ = 335556000.

The previous prime is 1110220451. The next prime is 1110220487. The reversal of 1110220452 is 2540220111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1110220451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568077 + ... + 570027.

It is an arithmetic number, because the mean of its divisors is an integer number (32793600).

Almost surely, 2^1110220452 is an apocalyptic number.

1110220452 is a gapful number since it is divisible by the number (12) 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 1110220452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1574092800).

1110220452 is an abundant number, since it is smaller than the sum of its proper divisors (2037965148).

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

1110220452 is a wasteful number, since it uses less digits than its factorization.

1110220452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454 (or 2446 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1110220452 is about 33319.9707682945. The cubic root of 1110220452 is about 1035.4673461776.

Adding to 1110220452 its reverse (2540220111), we get a palindrome (3650440563).

The spelling of 1110220452 in words is "one billion, one hundred ten million, two hundred twenty thousand, four hundred fifty-two".