323225213121 has 12 divisors (see below), whose sum is σ = 466892364900. Its totient is φ = 215478167040.

The previous prime is 323225213119. The next prime is 323225213123. The reversal of 323225213121 is 121312522323.

323225213121 is a `hidden beast` number, since 3 + 2 + 322 + 5 + 21 + 312 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (323225213119) and next prime (323225213123).

It can be written as a sum of positive squares in 2 ways, for example, as 275247129600 + 47978083521 = 524640^2 + 219039^2 .

It is not a de Polignac number, because 323225213121 - 2¹ = 323225213119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (323225213123) 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 11 ways as a sum of consecutive naturals, for example, 37200 + ... + 804881.

It is an arithmetic number, because the mean of its divisors is an integer number (38907697075).

Almost surely, 2^323225213121 is an apocalyptic number.

It is an amenable number.

323225213121 is a deficient number, since it is larger than the sum of its proper divisors (143667151779).

323225213121 is a wasteful number, since it uses less digits than its factorization.

323225213121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884736 (or 884733 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

Adding to 323225213121 its reverse (121312522323), we get a palindrome (444537735444).

The spelling of 323225213121 in words is "three hundred twenty-three billion, two hundred twenty-five million, two hundred thirteen thousand, one hundred twenty-one".