12224301331440 has 160 divisors (see below), whose sum is σ = 41603680336896. Its totient is φ = 2944591303680.

The previous prime is 12224301331433. The next prime is 12224301331441. The reversal of 12224301331440 is 4413310342221.

12224301331440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 12224301331398 and 12224301331407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224301331441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14332072 + ... + 15161031.

Almost surely, 2^{12224301331440} is an apocalyptic number.

12224301331440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12224301331440 is an abundant number, since it is smaller than the sum of its proper divisors (29379379005456).

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

12224301331440 is a wasteful number, since it uses less digits than its factorization.

12224301331440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29493287 (or 29493281 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 12224301331440 its reverse (4413310342221), we get a palindrome (16637611673661).

The spelling of 12224301331440 in words is "twelve trillion, two hundred twenty-four billion, three hundred one million, three hundred thirty-one thousand, four hundred forty".