1323313321222 has 16 divisors (see below), whose sum is σ = 2090334769200. Its totient is φ = 626564820960.

The previous prime is 1323313321171. The next prime is 1323313321223. The reversal of 1323313321222 is 2221233133231.

It is a happy number.

It is a super-2 number, since 2×1323313321222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323313321223) 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, 7348897 + ... + 7526812.

It is an arithmetic number, because the mean of its divisors is an integer number (130645923075).

Almost surely, 2^{1323313321222} is an apocalyptic number.

1323313321222 is a deficient number, since it is larger than the sum of its proper divisors (767021447978).

1323313321222 is a wasteful number, since it uses less digits than its factorization.

1323313321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14878071.

The product of its digits is 7776, while the sum is 28.

Adding to 1323313321222 its reverse (2221233133231), we get a palindrome (3544546454453).

The spelling of 1323313321222 in words is "one trillion, three hundred twenty-three billion, three hundred thirteen million, three hundred twenty-one thousand, two hundred twenty-two".