1323113222 has 16 divisors (see below), whose sum is σ = 2091344640. Its totient is φ = 626072328.

The previous prime is 1323113221. The next prime is 1323113243. The reversal of 1323113222 is 2223113231.

It is a junction number, because it is equal to n+sod(n) for n = 1323113194 and 1323113203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323113221) 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, 18743 + ... + 54749.

It is an arithmetic number, because the mean of its divisors is an integer number (130709040).

Almost surely, 2^1323113222 is an apocalyptic number.

1323113222 is a deficient number, since it is larger than the sum of its proper divisors (768231418).

1323113222 is a wasteful number, since it uses less digits than its factorization.

1323113222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36995.

The product of its digits is 432, while the sum is 20.

The square root of 1323113222 is about 36374.6233245102. The cubic root of 1323113222 is about 1097.8230283578.

Adding to 1323113222 its reverse (2223113231), we get a palindrome (3546226453).

Subtracting 1323113222 from its reverse (2223113231), we obtain a palindrome (900000009).

The spelling of 1323113222 in words is "one billion, three hundred twenty-three million, one hundred thirteen thousand, two hundred twenty-two".