213324103020321 has 48 divisors (see below), whose sum is σ = 309738338986752. Its totient is φ = 141478085548800.

The previous prime is 213324103020307. The next prime is 213324103020323. The reversal of 213324103020321 is 123020301423312.

213324103020321 is a `hidden beast` number, since 2 + 1 + 3 + 3 + 24 + 10 + 302 + 0 + 321 = 666.

It is not a de Polignac number, because 213324103020321 - 2¹⁵ = 213324102987553 is a prime.

It is a super-3 number, since 3×213324103020321³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (213324103020323) 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, 2881903291 + ... + 2881977311.

It is an arithmetic number, because the mean of its divisors is an integer number (6452882062224).

Almost surely, 2^{213324103020321} is an apocalyptic number.

It is an amenable number.

213324103020321 is a deficient number, since it is larger than the sum of its proper divisors (96414235966431).

213324103020321 is a wasteful number, since it uses less digits than its factorization.

213324103020321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76374 (or 76371 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 213324103020321 its reverse (123020301423312), we get a palindrome (336344404443633).

The spelling of 213324103020321 in words is "two hundred thirteen trillion, three hundred twenty-four billion, one hundred three million, twenty thousand, three hundred twenty-one".