213330331323 has 24 divisors (see below), whose sum is σ = 332425967328. Its totient is φ = 131328767232.

The previous prime is 213330331267. The next prime is 213330331349. The reversal of 213330331323 is 323133033312.

213330331323 is a `hidden beast` number, since 2 + 1 + 3 + 3 + 3 + 0 + 331 + 323 = 666.

It is not a de Polignac number, because 213330331323 - 2¹² = 213330327227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213330331393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13145815 + ... + 13162032.

It is an arithmetic number, because the mean of its divisors is an integer number (13851081972).

Almost surely, 2^213330331323 is an apocalyptic number.

213330331323 is a deficient number, since it is larger than the sum of its proper divisors (119095636005).

213330331323 is a wasteful number, since it uses less digits than its factorization.

213330331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26307923 (or 26307920 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 27.

Adding to 213330331323 its reverse (323133033312), we get a palindrome (536463364635).

The spelling of 213330331323 in words is "two hundred thirteen billion, three hundred thirty million, three hundred thirty-one thousand, three hundred twenty-three".