1323221323132 has 6 divisors (see below), whose sum is σ = 2315637315488. Its totient is φ = 661610661564.

The previous prime is 1323221323117. The next prime is 1323221323163. The reversal of 1323221323132 is 2313231223231.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323221323132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165402665388 + ... + 165402665395.

Almost surely, 2^{1323221323132} is an apocalyptic number.

It is an amenable number.

1323221323132 is a deficient number, since it is larger than the sum of its proper divisors (992415992356).

1323221323132 is a wasteful number, since it uses less digits than its factorization.

1323221323132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330805330787 (or 330805330785 counting only the distinct ones).

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

Adding to 1323221323132 its reverse (2313231223231), we get a palindrome (3636452546363).

Subtracting 1323221323132 from its reverse (2313231223231), we obtain a palindrome (990009900099).

The spelling of 1323221323132 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-one million, three hundred twenty-three thousand, one hundred thirty-two".