12400322120024 has 8 divisors (see below), whose sum is σ = 23250603975060. Its totient is φ = 6200161060008.

The previous prime is 12400322119981. The next prime is 12400322120063. The reversal of 12400322120024 is 42002122300421.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775020132494 + ... + 775020132509.

Almost surely, 2^{12400322120024} is an apocalyptic number.

It is an amenable number.

12400322120024 is a deficient number, since it is larger than the sum of its proper divisors (10850281855036).

12400322120024 is a wasteful number, since it uses less digits than its factorization.

12400322120024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550040265009 (or 1550040265005 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12400322120024 its reverse (42002122300421), we get a palindrome (54402444420445).

The spelling of 12400322120024 in words is "twelve trillion, four hundred billion, three hundred twenty-two million, one hundred twenty thousand, twenty-four".