324444241221 has 16 divisors (see below), whose sum is σ = 443712556800. Its totient is φ = 210790823360.

The previous prime is 324444241193. The next prime is 324444241279. The reversal of 324444241221 is 122142444423.

It is a cyclic number.

It is not a de Polignac number, because 324444241221 - 2⁵ = 324444241189 is a prime.

It is a super-2 number, since 2×324444241221² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324444241621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6823725 + ... + 6871106.

It is an arithmetic number, because the mean of its divisors is an integer number (27732034800).

Almost surely, 2^324444241221 is an apocalyptic number.

It is an amenable number.

324444241221 is a deficient number, since it is larger than the sum of its proper divisors (119268315579).

324444241221 is a wasteful number, since it uses less digits than its factorization.

324444241221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13695036.

The product of its digits is 49152, while the sum is 33.

Adding to 324444241221 its reverse (122142444423), we get a palindrome (446586685644).

The spelling of 324444241221 in words is "three hundred twenty-four billion, four hundred forty-four million, two hundred forty-one thousand, two hundred twenty-one".