324222013121 has 4 divisors (see below), whose sum is σ = 324235779012. Its totient is φ = 324208247232.

The previous prime is 324222013111. The next prime is 324222013123. The reversal of 324222013121 is 121310222423.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19198873600 + 305023139521 = 138560^2 + 552289^2 .

It is a cyclic number.

It is not a de Polignac number, because 324222013121 - 2¹⁰ = 324222012097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324222013123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6847556 + ... + 6894741.

It is an arithmetic number, because the mean of its divisors is an integer number (81058944753).

Almost surely, 2^324222013121 is an apocalyptic number.

It is an amenable number.

324222013121 is a deficient number, since it is larger than the sum of its proper divisors (13765891).

324222013121 is a wasteful number, since it uses less digits than its factorization.

324222013121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13765890.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 324222013121 its reverse (121310222423), we get a palindrome (445532235544).

The spelling of 324222013121 in words is "three hundred twenty-four billion, two hundred twenty-two million, thirteen thousand, one hundred twenty-one".