212021214230 has 32 divisors (see below), whose sum is σ = 436252654656. Its totient is φ = 72677199744.

The previous prime is 212021214191. The next prime is 212021214241. The reversal of 212021214230 is 32412120212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2009 + ... + 651188.

It is an arithmetic number, because the mean of its divisors is an integer number (13632895458).

Almost surely, 2^212021214230 is an apocalyptic number.

212021214230 is an abundant number, since it is smaller than the sum of its proper divisors (224231440426).

212021214230 is a wasteful number, since it uses less digits than its factorization.

212021214230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657848.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212021214230 its reverse (32412120212), we get a palindrome (244433334442).

The spelling of 212021214230 in words is "two hundred twelve billion, twenty-one million, two hundred fourteen thousand, two hundred thirty".