1222323233 has 8 divisors (see below), whose sum is σ = 1271029800. Its totient is φ = 1174053888.

The previous prime is 1222323229. The next prime is 1222323253. The reversal of 1222323233 is 3323232221.

It can be written as a sum of positive squares in 4 ways, for example, as 80694289 + 1141628944 = 8983^2 + 33788^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222323233 - 2² = 1222323229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222323199 and 1222323208.

It is not an unprimeable number, because it can be changed into a prime (1222323253) 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 7 ways as a sum of consecutive naturals, for example, 103598 + ... + 114791.

It is an arithmetic number, because the mean of its divisors is an integer number (158878725).

Almost surely, 2^1222323233 is an apocalyptic number.

It is an amenable number.

1222323233 is a deficient number, since it is larger than the sum of its proper divisors (48706567).

1222323233 is a wasteful number, since it uses less digits than its factorization.

1222323233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218611.

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

The square root of 1222323233 is about 34961.7395591238. The cubic root of 1222323233 is about 1069.2075633270.

Adding to 1222323233 its reverse (3323232221), we get a palindrome (4545555454).

The spelling of 1222323233 in words is "one billion, two hundred twenty-two million, three hundred twenty-three thousand, two hundred thirty-three".