1122023320 has 48 divisors (see below), whose sum is σ = 2774933280. Its totient is φ = 408006720.

The previous prime is 1122023297. The next prime is 1122023323. The reversal of 1122023320 is 233202211.

It is a junction number, because it is equal to n+sod(n) for n = 1122023294 and 1122023303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122023323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111072 + ... + 120751.

It is an arithmetic number, because the mean of its divisors is an integer number (57811110).

Almost surely, 2^1122023320 is an apocalyptic number.

1122023320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122023320 is an abundant number, since it is smaller than the sum of its proper divisors (1652909960).

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

1122023320 is a wasteful number, since it uses less digits than its factorization.

1122023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231856 (or 231841 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1122023320 is about 33496.6165455558. The cubic root of 1122023320 is about 1039.1238059044.

Adding to 1122023320 its reverse (233202211), we get a palindrome (1355225531).

The spelling of 1122023320 in words is "one billion, one hundred twenty-two million, twenty-three thousand, three hundred twenty".