213230022220210 has 16 divisors (see below), whose sum is σ = 384146922965976. Its totient is φ = 85218034894848.

The previous prime is 213230022220139. The next prime is 213230022220247. The reversal of 213230022220210 is 12022220032312.

It can be written as a sum of positive squares in 4 ways, for example, as 145506487636449 + 67723534583761 = 12062607^2 + 8229431^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9246737049 + ... + 9246760108.

Almost surely, 2^{213230022220210} is an apocalyptic number.

213230022220210 is a deficient number, since it is larger than the sum of its proper divisors (170916900745766).

213230022220210 is a wasteful number, since it uses less digits than its factorization.

213230022220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18493498317.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 213230022220210 its reverse (12022220032312), we get a palindrome (225252242252522).

The spelling of 213230022220210 in words is "two hundred thirteen trillion, two hundred thirty billion, twenty-two million, two hundred twenty thousand, two hundred ten".