1120220323 has 4 divisors (see below), whose sum is σ = 1158848640. Its totient is φ = 1081592008.

The previous prime is 1120220317. The next prime is 1120220333. The reversal of 1120220323 is 3230220211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3230220211 = 23 ⋅140444357.

It is a cyclic number.

It is not a de Polignac number, because 1120220323 - 2⁵ = 1120220291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120220297 and 1120220306.

It is not an unprimeable number, because it can be changed into a prime (1120220333) 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 3 ways as a sum of consecutive naturals, for example, 19314115 + ... + 19314172.

It is an arithmetic number, because the mean of its divisors is an integer number (289712160).

Almost surely, 2^1120220323 is an apocalyptic number.

1120220323 is a deficient number, since it is larger than the sum of its proper divisors (38628317).

1120220323 is an equidigital number, since it uses as much as digits as its factorization.

1120220323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38628316.

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

The square root of 1120220323 is about 33469.6926039066. The cubic root of 1120220323 is about 1038.5669126839.

Adding to 1120220323 its reverse (3230220211), we get a palindrome (4350440534).

The spelling of 1120220323 in words is "one billion, one hundred twenty million, two hundred twenty thousand, three hundred twenty-three".