1222332323 has 4 divisors (see below), whose sum is σ = 1243049880. Its totient is φ = 1201614768.

The previous prime is 1222332313. The next prime is 1222332329. The reversal of 1222332323 is 3232332221.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1222332323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222332329) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10358690 + ... + 10358807.

It is an arithmetic number, because the mean of its divisors is an integer number (310762470).

Almost surely, 2^1222332323 is an apocalyptic number.

1222332323 is a deficient number, since it is larger than the sum of its proper divisors (20717557).

1222332323 is an equidigital number, since it uses as much as digits as its factorization.

1222332323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20717556.

The product of its digits is 2592, while the sum is 23.

The square root of 1222332323 is about 34961.8695581343. The cubic root of 1222332323 is about 1069.2102137641.

Adding to 1222332323 its reverse (3232332221), we get a palindrome (4454664544).

The spelling of 1222332323 in words is "one billion, two hundred twenty-two million, three hundred thirty-two thousand, three hundred twenty-three".