213021311321230 has 8 divisors (see below), whose sum is σ = 383438360378232. Its totient is φ = 85208524528488.

The previous prime is 213021311321209. The next prime is 213021311321279. The reversal of 213021311321230 is 32123113120312.

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

It is a junction number, because it is equal to n+sod(n) for n = 213021311321195 and 213021311321204.

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, 10651065566052 + ... + 10651065566071.

It is an arithmetic number, because the mean of its divisors is an integer number (47929795047279).

Almost surely, 2^{213021311321230} is an apocalyptic number.

213021311321230 is a deficient number, since it is larger than the sum of its proper divisors (170417049057002).

213021311321230 is a wasteful number, since it uses less digits than its factorization.

213021311321230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21302131132130.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 213021311321230 its reverse (32123113120312), we get a palindrome (245144424441542).

The spelling of 213021311321230 in words is "two hundred thirteen trillion, twenty-one billion, three hundred eleven million, three hundred twenty-one thousand, two hundred thirty".