210020222221211 has 8 divisors (see below), whose sum is σ = 214200551463840. Its totient is φ = 205847955332032.

The previous prime is 210020222221177. The next prime is 210020222221231. The reversal of 210020222221211 is 112122222020012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210020222221211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210020222221231) 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, 2015535746 + ... + 2015639943.

It is an arithmetic number, because the mean of its divisors is an integer number (26775068932980).

Almost surely, 2^{210020222221211} is an apocalyptic number.

210020222221211 is a deficient number, since it is larger than the sum of its proper divisors (4180329242629).

210020222221211 is an equidigital number, since it uses as much as digits as its factorization.

210020222221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031176725.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 210020222221211 its reverse (112122222020012), we get a palindrome (322142444241223).

The spelling of 210020222221211 in words is "two hundred ten trillion, twenty billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred eleven".