12233320021020 has 192 divisors, whose sum is σ = 41562316615680. Its totient is φ = 2624534396928.

The previous prime is 12233320020989. The next prime is 12233320021073. The reversal of 12233320021020 is 2012002333221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 286116 + ... + 4954644.

It is an arithmetic number, because the mean of its divisors is an integer number (216470399040).

Almost surely, 2^{12233320021020} is an apocalyptic number.

12233320021020 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 12233320021020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20781158307840).

12233320021020 is an abundant number, since it is smaller than the sum of its proper divisors (29328996594660).

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

12233320021020 is a wasteful number, since it uses less digits than its factorization.

12233320021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668932 (or 4668930 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12233320021020 its reverse (2012002333221), we get a palindrome (14245322354241).

The spelling of 12233320021020 in words is "twelve trillion, two hundred thirty-three billion, three hundred twenty million, twenty-one thousand, twenty".