1222303330320 has 160 divisors (see below), whose sum is σ = 3818898824832. Its totient is φ = 323397636096.

The previous prime is 1222303330319. The next prime is 1222303330333. The reversal of 1222303330320 is 230333032221.

It is a super-2 number, since 2×1222303330320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 31 ways as a sum of consecutive naturals, for example, 15786742 + ... + 15863978.

Almost surely, 2^{1222303330320} is an apocalyptic number.

1222303330320 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 1222303330320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1909449412416).

1222303330320 is an abundant number, since it is smaller than the sum of its proper divisors (2596595494512).

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

1222303330320 is a wasteful number, since it uses less digits than its factorization.

1222303330320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77769 (or 77763 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 1222303330320 its reverse (230333032221), we get a palindrome (1452636362541).

The spelling of 1222303330320 in words is "one trillion, two hundred twenty-two billion, three hundred three million, three hundred thirty thousand, three hundred twenty".