213332121304 has 32 divisors (see below), whose sum is σ = 429848322480. Its totient is φ = 98893200384.

The previous prime is 213332121257. The next prime is 213332121307. The reversal of 213332121304 is 403121233312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213332121307) 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, 11696997 + ... + 11715220.

Almost surely, 2^213332121304 is an apocalyptic number.

It is an amenable number.

213332121304 is an abundant number, since it is smaller than the sum of its proper divisors (216516201176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213332121304 is a wasteful number, since it uses less digits than its factorization.

213332121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23412307 (or 23412303 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 213332121304 its reverse (403121233312), we get a palindrome (616453354616).

The spelling of 213332121304 in words is "two hundred thirteen billion, three hundred thirty-two million, one hundred twenty-one thousand, three hundred four".