213023303210 has 8 divisors (see below), whose sum is σ = 383441945796. Its totient is φ = 85209321280.

The previous prime is 213023303209. The next prime is 213023303249. The reversal of 213023303210 is 12303320312.

It can be written as a sum of positive squares in 2 ways, for example, as 208318303561 + 4704999649 = 456419^2 + 68593^2 .

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

It is a Curzon 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, 10651165151 + ... + 10651165170.

Almost surely, 2^213023303210 is an apocalyptic number.

213023303210 is a deficient number, since it is larger than the sum of its proper divisors (170418642586).

213023303210 is a wasteful number, since it uses less digits than its factorization.

213023303210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21302330328.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 213023303210 its reverse (12303320312), we get a palindrome (225326623522).

The spelling of 213023303210 in words is "two hundred thirteen billion, twenty-three million, three hundred three thousand, two hundred ten".