12101324440432 has 40 divisors (see below), whose sum is σ = 23642917756416. Its totient is φ = 5999974638336.

The previous prime is 12101324440423. The next prime is 12101324440433. The reversal of 12101324440432 is 23404442310121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12101324440394 and 12101324440403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101324440433) 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 7 ways as a sum of consecutive naturals, for example, 2499918 + ... + 5518354.

Almost surely, 2^{12101324440432} is an apocalyptic number.

It is an amenable number.

12101324440432 is a deficient number, since it is larger than the sum of its proper divisors (11541593315984).

12101324440432 is a wasteful number, since it uses less digits than its factorization.

12101324440432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020545 (or 3020539 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 12101324440432 its reverse (23404442310121), we get a palindrome (35505766750553).

The spelling of 12101324440432 in words is "twelve trillion, one hundred one billion, three hundred twenty-four million, four hundred forty thousand, four hundred thirty-two".