222000212211211 has 12 divisors (see below), whose sum is σ = 258266700056880. Its totient is φ = 190270013372880.

The previous prime is 222000212211203. The next prime is 222000212211221. The reversal of 222000212211211 is 112112212000222.

It is not a de Polignac number, because 222000212211211 - 2³ = 222000212211203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222000212211221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188487991 + ... + 189662128.

It is an arithmetic number, because the mean of its divisors is an integer number (21522225004740).

Almost surely, 2^{222000212211211} is an apocalyptic number.

222000212211211 is a deficient number, since it is larger than the sum of its proper divisors (36266487845669).

222000212211211 is a wasteful number, since it uses less digits than its factorization.

222000212211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378162114 (or 378162107 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222000212211211 its reverse (112112212000222), we get a palindrome (334112424211433).

The spelling of 222000212211211 in words is "two hundred twenty-two trillion, two hundred twelve million, two hundred eleven thousand, two hundred eleven".