1323030232320 has 72 divisors (see below), whose sum is σ = 4225427816736. Its totient is φ = 352808060928.

The previous prime is 1323030232319. The next prime is 1323030232343. The reversal of 1323030232320 is 232320303231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172265722 + ... + 172273401.

Almost surely, 2^{1323030232320} is an apocalyptic number.

1323030232320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323030232320 is an abundant number, since it is smaller than the sum of its proper divisors (2902397584416).

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

1323030232320 is an equidigital number, since it uses as much as digits as its factorization.

1323030232320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344539147 (or 344539133 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 1323030232320 its reverse (232320303231), we get a palindrome (1555350535551).

The spelling of 1323030232320 in words is "one trillion, three hundred twenty-three billion, thirty million, two hundred thirty-two thousand, three hundred twenty".