13441101221 has 8 divisors (see below), whose sum is σ = 14722504920. Its totient is φ = 12214225408.

The previous prime is 13441101203. The next prime is 13441101263. The reversal of 13441101221 is 12210114431.

13441101221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2229256225 + 11211844996 = 47215^2 + 105886^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13441101221 is a prime.

It is a super-3 number, since 3×13441101221³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13441101193 and 13441101202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13441101281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13631456 + ... + 13632441.

It is an arithmetic number, because the mean of its divisors is an integer number (1840313115).

Almost surely, 2^13441101221 is an apocalyptic number.

It is an amenable number.

13441101221 is a deficient number, since it is larger than the sum of its proper divisors (1281403699).

13441101221 is a wasteful number, since it uses less digits than its factorization.

13441101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27263943.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 13441101221 its reverse (12210114431), we get a palindrome (25651215652).

The spelling of 13441101221 in words is "thirteen billion, four hundred forty-one million, one hundred one thousand, two hundred twenty-one".