213304403330 has 16 divisors (see below), whose sum is σ = 390455519040. Its totient is φ = 83875629552.

The previous prime is 213304403309. The next prime is 213304403363. The reversal of 213304403330 is 33304403312.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 213304403330.

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, 180765854 + ... + 180767033.

It is an arithmetic number, because the mean of its divisors is an integer number (24403469940).

Almost surely, 2^213304403330 is an apocalyptic number.

213304403330 is a deficient number, since it is larger than the sum of its proper divisors (177151115710).

213304403330 is a wasteful number, since it uses less digits than its factorization.

213304403330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361532953.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 213304403330 its reverse (33304403312), we get a palindrome (246608806642).

The spelling of 213304403330 in words is "two hundred thirteen billion, three hundred four million, four hundred three thousand, three hundred thirty".