213303355606 has 8 divisors (see below), whose sum is σ = 349041854664. Its totient is φ = 96956070720.

The previous prime is 213303355589. The next prime is 213303355627. The reversal of 213303355606 is 606553303312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4847803515 + ... + 4847803558.

It is an arithmetic number, because the mean of its divisors is an integer number (43630231833).

Almost surely, 2^213303355606 is an apocalyptic number.

213303355606 is a deficient number, since it is larger than the sum of its proper divisors (135738499058).

213303355606 is a wasteful number, since it uses less digits than its factorization.

213303355606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9695607086.

The product of its (nonzero) digits is 145800, while the sum is 37.

Adding to 213303355606 its reverse (606553303312), we get a palindrome (819856658918).

The spelling of 213303355606 in words is "two hundred thirteen billion, three hundred three million, three hundred fifty-five thousand, six hundred six".