213331323330 has 24 divisors (see below), whose sum is σ = 554661440892. Its totient is φ = 56888352864.

The previous prime is 213331323311. The next prime is 213331323343. The reversal of 213331323330 is 33323133312.

213331323330 is a `hidden beast` number, since 2 + 1 + 3 + 3 + 3 + 1 + 323 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 203313515409 + 10017807921 = 450903^2 + 100089^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 213331323294 and 213331323303.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1185173929 + ... + 1185174108.

Almost surely, 2^213331323330 is an apocalyptic number.

213331323330 is an abundant number, since it is smaller than the sum of its proper divisors (341330117562).

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

213331323330 is a wasteful number, since it uses less digits than its factorization.

213331323330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370348050 (or 2370348047 counting only the distinct ones).

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

Adding to 213331323330 its reverse (33323133312), we get a palindrome (246654456642).

The spelling of 213331323330 in words is "two hundred thirteen billion, three hundred thirty-one million, three hundred twenty-three thousand, three hundred thirty".