1322200000000 has 360 divisors, whose sum is σ = 3608470808712. Its totient is φ = 480000000000.

The previous prime is 1322199999997. The next prime is 1322200000039. The reversal of 1322200000000 is 22231.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent 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 35 ways as a sum of consecutive naturals, for example, 2199999700 + ... + 2200000300.

Almost surely, 2^{1322200000000} is an apocalyptic number.

1322200000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1322200000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1804235404356).

1322200000000 is an abundant number, since it is smaller than the sum of its proper divisors (2286270808712).

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

1322200000000 is an frugal number, since it uses more digits than its factorization.

1322200000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 1322200000000 its reverse (22231), we get a palindrome (1322200022231).

The spelling of 1322200000000 in words is "one trillion, three hundred twenty-two billion, two hundred million", and thus it is an aban number.