3244224451221 has 48 divisors (see below), whose sum is σ = 5078942668800. Its totient is φ = 1983664131840.

The previous prime is 3244224451187. The next prime is 3244224451241. The reversal of 3244224451221 is 1221544224423.

3244224451221 is a `hidden beast` number, since 3 + 2 + 4 + 422 + 4 + 4 + 5 + 1 + 221 = 666.

3244224451221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3244224451221 - 2¹³ = 3244224443029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3244224451241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19066680 + ... + 19236078.

It is an arithmetic number, because the mean of its divisors is an integer number (105811305600).

Almost surely, 2^{3244224451221} is an apocalyptic number.

It is an amenable number.

3244224451221 is a deficient number, since it is larger than the sum of its proper divisors (1834718217579).

3244224451221 is a wasteful number, since it uses less digits than its factorization.

3244224451221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170466 (or 170463 counting only the distinct ones).

The product of its digits is 122880, while the sum is 36.

Adding to 3244224451221 its reverse (1221544224423), we get a palindrome (4465768675644).

The spelling of 3244224451221 in words is "three trillion, two hundred forty-four billion, two hundred twenty-four million, four hundred fifty-one thousand, two hundred twenty-one".