212233430210 has 16 divisors (see below), whose sum is σ = 385524948600. Its totient is φ = 84114533376.

The previous prime is 212233430209. The next prime is 212233430239. The reversal of 212233430210 is 12034332212.

It can be written as a sum of positive squares in 4 ways, for example, as 135259921729 + 76973508481 = 367777^2 + 277441^2 .

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, 97353695 + ... + 97355874.

Almost surely, 2^212233430210 is an apocalyptic number.

212233430210 is a deficient number, since it is larger than the sum of its proper divisors (173291518390).

212233430210 is a wasteful number, since it uses less digits than its factorization.

212233430210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194709685.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212233430210 its reverse (12034332212), we get a palindrome (224267762422).

The spelling of 212233430210 in words is "two hundred twelve billion, two hundred thirty-three million, four hundred thirty thousand, two hundred ten".