12401322332 has 24 divisors (see below), whose sum is σ = 24861863040. Its totient is φ = 5302162800.

The previous prime is 12401322259. The next prime is 12401322359. The reversal of 12401322332 is 23322310421.

12401322332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12401322298 and 12401322307.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 516794 + ... + 540257.

It is an arithmetic number, because the mean of its divisors is an integer number (1035910960).

Almost surely, 2^12401322332 is an apocalyptic number.

It is an amenable number.

12401322332 is an abundant number, since it is smaller than the sum of its proper divisors (12460540708).

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

12401322332 is a wasteful number, since it uses less digits than its factorization.

12401322332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057481 (or 1057479 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12401322332 its reverse (23322310421), we get a palindrome (35723632753).

The spelling of 12401322332 in words is "twelve billion, four hundred one million, three hundred twenty-two thousand, three hundred thirty-two".