12303013331220 has 48 divisors (see below), whose sum is σ = 34570163302080. Its totient is φ = 3269210605056.

The previous prime is 12303013331177. The next prime is 12303013331221. The reversal of 12303013331220 is 2213331030321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303013331221) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 362262565 + ... + 362296524.

It is an arithmetic number, because the mean of its divisors is an integer number (720211735460).

Almost surely, 2^{12303013331220} is an apocalyptic number.

12303013331220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12303013331220 is an abundant number, since it is smaller than the sum of its proper divisors (22267149970860).

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

12303013331220 is a wasteful number, since it uses less digits than its factorization.

12303013331220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724559384 (or 724559382 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 12303013331220 its reverse (2213331030321), we get a palindrome (14516344361541).

The spelling of 12303013331220 in words is "twelve trillion, three hundred three billion, thirteen million, three hundred thirty-one thousand, two hundred twenty".