1322320312000 has 56 divisors (see below), whose sum is σ = 3274726272480. Its totient is φ = 528928121600.

The previous prime is 1322320311913. The next prime is 1322320312091. The reversal of 1322320312000 is 2130232231.

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, 82637020 + ... + 82653019.

Almost surely, 2^{1322320312000} is an apocalyptic number.

1322320312000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322320312000 is an abundant number, since it is smaller than the sum of its proper divisors (1952405960480).

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

1322320312000 is an equidigital number, since it uses as much as digits as its factorization.

1322320312000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165290066 (or 165290046 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1322320312000 its reverse (2130232231), we get a palindrome (1324450544231).

The spelling of 1322320312000 in words is "one trillion, three hundred twenty-two billion, three hundred twenty million, three hundred twelve thousand".