212021001230 has 8 divisors (see below), whose sum is σ = 381637802232. Its totient is φ = 84808400488.

The previous prime is 212021001161. The next prime is 212021001263. The reversal of 212021001230 is 32100120212.

It is a happy number.

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

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, 10601050052 + ... + 10601050071.

It is an arithmetic number, because the mean of its divisors is an integer number (47704725279).

Almost surely, 2^212021001230 is an apocalyptic number.

212021001230 is a deficient number, since it is larger than the sum of its proper divisors (169616801002).

212021001230 is a wasteful number, since it uses less digits than its factorization.

212021001230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21202100130.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212021001230 its reverse (32100120212), we get a palindrome (244121121442).

The spelling of 212021001230 in words is "two hundred twelve billion, twenty-one million, one thousand, two hundred thirty".