1122224120 has 64 divisors (see below), whose sum is σ = 2635597440. Its totient is φ = 429644800.

The previous prime is 1122224021. The next prime is 1122224141. The reversal of 1122224120 is 214222211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80465 + ... + 93375.

It is an arithmetic number, because the mean of its divisors is an integer number (41181210).

Almost surely, 2^1122224120 is an apocalyptic number.

1122224120 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 1122224120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317798720).

1122224120 is an abundant number, since it is smaller than the sum of its proper divisors (1513373320).

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

1122224120 is a wasteful number, since it uses less digits than its factorization.

1122224120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13016 (or 13012 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1122224120 is about 33499.6137291163. The cubic root of 1122224120 is about 1039.1857902412.

Adding to 1122224120 its reverse (214222211), we get a palindrome (1336446331).

The spelling of 1122224120 in words is "one billion, one hundred twenty-two million, two hundred twenty-four thousand, one hundred twenty".