213004420330 has 16 divisors (see below), whose sum is σ = 412900876584. Its totient is φ = 78647785920.

The previous prime is 213004420327. The next prime is 213004420361. The reversal of 213004420330 is 33024400312.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 121921783929 + 91082636401 = 349173^2 + 301799^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 819247641 + ... + 819247900.

Almost surely, 2^213004420330 is an apocalyptic number.

213004420330 is a deficient number, since it is larger than the sum of its proper divisors (199896456254).

213004420330 is a wasteful number, since it uses less digits than its factorization.

213004420330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638495561.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 213004420330 its reverse (33024400312), we get a palindrome (246028820642).

The spelling of 213004420330 in words is "two hundred thirteen billion, four million, four hundred twenty thousand, three hundred thirty".