13444003023222 has 64 divisors (see below), whose sum is σ = 27005878656000. Its totient is φ = 4461747763968.

The previous prime is 13444003023221. The next prime is 13444003023229. The reversal of 13444003023222 is 22232030044431.

It is a super-2 number, since 2×13444003023222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13444003023222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13444003023221) 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, 2213730378 + ... + 2213736450.

It is an arithmetic number, because the mean of its divisors is an integer number (421966854000).

Almost surely, 2^{13444003023222} is an apocalyptic number.

13444003023222 is an abundant number, since it is smaller than the sum of its proper divisors (13561875632778).

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

13444003023222 is a wasteful number, since it uses less digits than its factorization.

13444003023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 13444003023222 its reverse (22232030044431), we get a palindrome (35676033067653).

The spelling of 13444003023222 in words is "thirteen trillion, four hundred forty-four billion, three million, twenty-three thousand, two hundred twenty-two".