1322252000000 has 126 divisors (see below), whose sum is σ = 3299141442324. Its totient is φ = 528899200000.

The previous prime is 1322251999997. The next prime is 1322252000009. The reversal of 1322252000000 is 2522231.

It is not an unprimeable number, because it can be changed into a prime (1322252000009) by changing a digit.

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 13 ways as a sum of consecutive naturals, for example, 3834719 + ... + 4165281.

Almost surely, 2^{1322252000000} is an apocalyptic number.

1322252000000 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 1322252000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649570721162).

1322252000000 is an abundant number, since it is smaller than the sum of its proper divisors (1976889442324).

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

1322252000000 is an frugal number, since it uses more digits than its factorization.

1322252000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330609 (or 330570 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 1322252000000 its reverse (2522231), we get a palindrome (1322254522231).

The spelling of 1322252000000 in words is "one trillion, three hundred twenty-two billion, two hundred fifty-two million", and thus it is an aban number.