1323122132 has 24 divisors (see below), whose sum is σ = 2335132800. Its totient is φ = 655964960.

The previous prime is 1323122123. The next prime is 1323122137. The reversal of 1323122132 is 2312213231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323122137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242369 + ... + 247767.

It is an arithmetic number, because the mean of its divisors is an integer number (97297200).

Almost surely, 2^1323122132 is an apocalyptic number.

It is an amenable number.

1323122132 is a deficient number, since it is larger than the sum of its proper divisors (1012010668).

1323122132 is a wasteful number, since it uses less digits than its factorization.

1323122132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5911 (or 5909 counting only the distinct ones).

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

The square root of 1323122132 is about 36374.7457997991. The cubic root of 1323122132 is about 1097.8254926421.

Adding to 1323122132 its reverse (2312213231), we get a palindrome (3635335363).

The spelling of 1323122132 in words is "one billion, three hundred twenty-three million, one hundred twenty-two thousand, one hundred thirty-two".