12440220022224 has 40 divisors (see below), whose sum is σ = 35708038953920. Its totient is φ = 4146740007264.

The previous prime is 12440220022121. The next prime is 12440220022253. The reversal of 12440220022224 is 42222002204421.

12440220022224 is a `hidden beast` number, since 12 + 4 + 402 + 2 + 0 + 0 + 22 + 224 = 666.

12440220022224 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 (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14398402372 + ... + 14398403235.

It is an arithmetic number, because the mean of its divisors is an integer number (892700973848).

Almost surely, 2^{12440220022224} is an apocalyptic number.

It is an amenable number.

12440220022224 is an abundant number, since it is smaller than the sum of its proper divisors (23267818931696).

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

12440220022224 is a wasteful number, since it uses less digits than its factorization.

12440220022224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28796805624 (or 28796805612 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 12440220022224 its reverse (42222002204421), we get a palindrome (54662222226645).

The spelling of 12440220022224 in words is "twelve trillion, four hundred forty billion, two hundred twenty million, twenty-two thousand, two hundred twenty-four".