1323310031330 has 48 divisors (see below), whose sum is σ = 2812205195136. Its totient is φ = 446934549600.

The previous prime is 1323310031317. The next prime is 1323310031341. The reversal of 1323310031330 is 331300133231.

It is a super-2 number, since 2×1323310031330² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323310031296 and 1323310031305.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 20121146 + ... + 20186805.

It is an arithmetic number, because the mean of its divisors is an integer number (58587608232).

Almost surely, 2^{1323310031330} is an apocalyptic number.

1323310031330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323310031330 is an abundant number, since it is smaller than the sum of its proper divisors (1488895163806).

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

1323310031330 is a wasteful number, since it uses less digits than its factorization.

1323310031330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40308039 (or 40308032 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 1323310031330 its reverse (331300133231), we get a palindrome (1654610164561).

The spelling of 1323310031330 in words is "one trillion, three hundred twenty-three billion, three hundred ten million, thirty-one thousand, three hundred thirty".