13044122004221 has 32 divisors (see below), whose sum is σ = 16294671452160. Its totient is φ = 10144337112000.

The previous prime is 13044122004217. The next prime is 13044122004269. The reversal of 13044122004221 is 12240022144031.

It is not a de Polignac number, because 13044122004221 - 2² = 13044122004217 is a prime.

It is a super-2 number, since 2×13044122004221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044122004211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427534715 + ... + 427565223.

It is an arithmetic number, because the mean of its divisors is an integer number (509208482880).

Almost surely, 2^{13044122004221} is an apocalyptic number.

13044122004221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13044122004221 is a deficient number, since it is larger than the sum of its proper divisors (3250549447939).

13044122004221 is a wasteful number, since it uses less digits than its factorization.

13044122004221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41225.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 13044122004221 its reverse (12240022144031), we get a palindrome (25284144148252).

The spelling of 13044122004221 in words is "thirteen trillion, forty-four billion, one hundred twenty-two million, four thousand, two hundred twenty-one".