1223321030010 has 192 divisors, whose sum is σ = 3436212049920. Its totient is φ = 301068472320.

The previous prime is 1223321029993. The next prime is 1223321030039. The reversal of 1223321030010 is 100301233221.

1223321030010 is a `hidden beast` number, since 1 + 22 + 332 + 1 + 0 + 300 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 21597006 + ... + 21653574.

It is an arithmetic number, because the mean of its divisors is an integer number (17896937760).

Almost surely, 2^{1223321030010} is an apocalyptic number.

1223321030010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1223321030010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1718106024960).

1223321030010 is an abundant number, since it is smaller than the sum of its proper divisors (2212891019910).

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

1223321030010 is a wasteful number, since it uses less digits than its factorization.

1223321030010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56973 (or 56970 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1223321030010 its reverse (100301233221), we get a palindrome (1323622263231).

The spelling of 1223321030010 in words is "one trillion, two hundred twenty-three billion, three hundred twenty-one million, thirty thousand, ten".