1322212333320 has 256 divisors, whose sum is σ = 4494465792000. Its totient is φ = 345678278400.

The previous prime is 1322212333301. The next prime is 1322212333327. The reversal of 1322212333320 is 233332122231.

1322212333320 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 2 + 1 + 2 + 333 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1322212333327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13677555 + ... + 13773885.

It is an arithmetic number, because the mean of its divisors is an integer number (17556507000).

Almost surely, 2^{1322212333320} is an apocalyptic number.

1322212333320 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 1322212333320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2247232896000).

1322212333320 is an abundant number, since it is smaller than the sum of its proper divisors (3172253458680).

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

1322212333320 is a wasteful number, since it uses less digits than its factorization.

1322212333320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96601 (or 96591 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1322212333320 its reverse (233332122231), we get a palindrome (1555544455551).

The spelling of 1322212333320 in words is "one trillion, three hundred twenty-two billion, two hundred twelve million, three hundred thirty-three thousand, three hundred twenty".