1322013223200 has 144 divisors (see below), whose sum is σ = 4325684138496. Its totient is φ = 350690995200.

The previous prime is 1322013223177. The next prime is 1322013223217. The reversal of 1322013223200 is 23223102231.

It is a happy number.

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 23 ways as a sum of consecutive naturals, for example, 983587 + ... + 1900386.

It is an arithmetic number, because the mean of its divisors is an integer number (30039473184).

Almost surely, 2^{1322013223200} is an apocalyptic number.

1322013223200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322013223200 is an abundant number, since it is smaller than the sum of its proper divisors (3003670915296).

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

1322013223200 is a wasteful number, since it uses less digits than its factorization.

1322013223200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884187 (or 2884174 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1322013223200 its reverse (23223102231), we get a palindrome (1345236325431).

The spelling of 1322013223200 in words is "one trillion, three hundred twenty-two billion, thirteen million, two hundred twenty-three thousand, two hundred".