213132002332321 has 8 divisors (see below), whose sum is σ = 215704659260160. Its totient is φ = 210559459725552.

The previous prime is 213132002332273. The next prime is 213132002332331. The reversal of 213132002332321 is 123233200231312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213132002332321 - 2¹⁵ = 213132002299553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213132002332321.

It is not an unprimeable number, because it can be changed into a prime (213132002332331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24826150 + ... + 32289343.

It is an arithmetic number, because the mean of its divisors is an integer number (26963082407520).

Almost surely, 2^{213132002332321} is an apocalyptic number.

It is an amenable number.

213132002332321 is a deficient number, since it is larger than the sum of its proper divisors (2572656927839).

213132002332321 is an equidigital number, since it uses as much as digits as its factorization.

213132002332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57160535.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 213132002332321 its reverse (123233200231312), we get a palindrome (336365202563633).

The spelling of 213132002332321 in words is "two hundred thirteen trillion, one hundred thirty-two billion, two million, three hundred thirty-two thousand, three hundred twenty-one".