1323320232430 has 96 divisors (see below), whose sum is σ = 2797655334912. Its totient is φ = 441472938240.

The previous prime is 1323320232427. The next prime is 1323320232439. The reversal of 1323320232430 is 342320233231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323320232439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45052929 + ... + 45082291.

It is an arithmetic number, because the mean of its divisors is an integer number (29142243072).

Almost surely, 2^{1323320232430} is an apocalyptic number.

1323320232430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323320232430 is an abundant number, since it is smaller than the sum of its proper divisors (1474335102482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1323320232430 is a wasteful number, since it uses less digits than its factorization.

1323320232430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29842 (or 29801 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 1323320232430 its reverse (342320233231), we get a palindrome (1665640465661).

The spelling of 1323320232430 in words is "one trillion, three hundred twenty-three billion, three hundred twenty million, two hundred thirty-two thousand, four hundred thirty".