13444402315222 has 16 divisors (see below), whose sum is σ = 20344002181632. Its totient is φ = 6663260557800.

The previous prime is 13444402315181. The next prime is 13444402315261. The reversal of 13444402315222 is 22251320444431.

It is a super-2 number, since 2×13444402315222² (a number of 27 digits) contains 22 as substring.

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, 47935648 + ... + 48215299.

It is an arithmetic number, because the mean of its divisors is an integer number (1271500136352).

Almost surely, 2^{13444402315222} is an apocalyptic number.

13444402315222 is a deficient number, since it is larger than the sum of its proper divisors (6899599866410).

13444402315222 is a wasteful number, since it uses less digits than its factorization.

13444402315222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96151563.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 13444402315222 its reverse (22251320444431), we get a palindrome (35695722759653).

The spelling of 13444402315222 in words is "thirteen trillion, four hundred forty-four billion, four hundred two million, three hundred fifteen thousand, two hundred twenty-two".