1123822500 has 120 divisors (see below), whose sum is σ = 3390414720. Its totient is φ = 289296000.

The previous prime is 1123822493. The next prime is 1123822523. The reversal of 1123822500 is 52283211.

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, 214917 + ... + 220083.

It is an arithmetic number, because the mean of its divisors is an integer number (28253456).

Almost surely, 2^1123822500 is an apocalyptic number.

1123822500 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 1123822500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1695207360).

1123822500 is an abundant number, since it is smaller than the sum of its proper divisors (2266592220).

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

1123822500 is a wasteful number, since it uses less digits than its factorization.

1123822500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5223 (or 5206 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1123822500 is about 33523.4619333982. The cubic root of 1123822500 is about 1039.6789257879.

The spelling of 1123822500 in words is "one billion, one hundred twenty-three million, eight hundred twenty-two thousand, five hundred".