212222121120211 has 8 divisors (see below), whose sum is σ = 229085348136480. Its totient is φ = 195995242293312.

The previous prime is 212222121120203. The next prime is 212222121120259. The reversal of 212222121120211 is 112021121222212.

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

It is a cyclic number.

It is not a de Polignac number, because 212222121120211 - 2³ = 212222121120203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212222121120281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159087046650 + ... + 159087047983.

It is an arithmetic number, because the mean of its divisors is an integer number (28635668517060).

Almost surely, 2^{212222121120211} is an apocalyptic number.

212222121120211 is a deficient number, since it is larger than the sum of its proper divisors (16863227016269).

212222121120211 is a wasteful number, since it uses less digits than its factorization.

212222121120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318174094685.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 212222121120211 its reverse (112021121222212), we get a palindrome (324243242342423).

The spelling of 212222121120211 in words is "two hundred twelve trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, two hundred eleven".