12303223121332 has 48 divisors (see below), whose sum is σ = 25323450876864. Its totient is φ = 5156331840000.

The previous prime is 12303223121327. The next prime is 12303223121333. The reversal of 12303223121332 is 23312132230321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12303223121332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303223121333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11703294 + ... + 12711157.

It is an arithmetic number, because the mean of its divisors is an integer number (527571893268).

Almost surely, 2^{12303223121332} is an apocalyptic number.

It is an amenable number.

12303223121332 is an abundant number, since it is smaller than the sum of its proper divisors (13020227755532).

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

12303223121332 is a wasteful number, since it uses less digits than its factorization.

12303223121332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24415360 (or 24415358 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 12303223121332 its reverse (23312132230321), we get a palindrome (35615355351653).

The spelling of 12303223121332 in words is "twelve trillion, three hundred three billion, two hundred twenty-three million, one hundred twenty-one thousand, three hundred thirty-two".