1322100304000 has 128 divisors (see below), whose sum is σ = 3756653896320. Its totient is φ = 453291494400.

The previous prime is 1322100303991. The next prime is 1322100304033. The reversal of 1322100304000 is 4030012231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5790234 + ... + 6014233.

It is an arithmetic number, because the mean of its divisors is an integer number (29348858565).

Almost surely, 2^{1322100304000} is an apocalyptic number.

1322100304000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322100304000 is an abundant number, since it is smaller than the sum of its proper divisors (2434553592320).

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

1322100304000 is an equidigital number, since it uses as much as digits as its factorization.

1322100304000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11804503 (or 11804481 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1322100304000 its reverse (4030012231), we get a palindrome (1326130316231).

The spelling of 1322100304000 in words is "one trillion, three hundred twenty-two billion, one hundred million, three hundred four thousand".