1322320223 has 8 divisors (see below), whose sum is σ = 1542064800. Its totient is φ = 1133417040.

The previous prime is 1322320217. The next prime is 1322320229. The reversal of 1322320223 is 3220232231.

It is an interprime number because it is at equal distance from previous prime (1322320217) and next prime (1322320229).

It is not a de Polignac number, because 1322320223 - 2¹⁴ = 1322303839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322320195 and 1322320204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322320229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1927238 + ... + 1927923.

It is an arithmetic number, because the mean of its divisors is an integer number (192758100).

Almost surely, 2^1322320223 is an apocalyptic number.

1322320223 is a deficient number, since it is larger than the sum of its proper divisors (219744577).

1322320223 is an frugal number, since it uses more digits than its factorization.

1322320223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3855182 (or 3855168 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1322320223 is about 36363.7212479691. The cubic root of 1322320223 is about 1097.6036602465.

Adding to 1322320223 its reverse (3220232231), we get a palindrome (4542552454).

The spelling of 1322320223 in words is "one billion, three hundred twenty-two million, three hundred twenty thousand, two hundred twenty-three".