22212210201211 has 16 divisors (see below), whose sum is σ = 22395519468000. Its totient is φ = 22029685751808.

The previous prime is 22212210201193. The next prime is 22212210201217. The reversal of 22212210201211 is 11210201221222.

It is a cyclic number.

It is not a de Polignac number, because 22212210201211 - 2⁹ = 22212210200699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212210201217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105356260 + ... + 105566878.

It is an arithmetic number, because the mean of its divisors is an integer number (1399719966750).

Almost surely, 2^{22212210201211} is an apocalyptic number.

22212210201211 is a deficient number, since it is larger than the sum of its proper divisors (183309266789).

22212210201211 is a wasteful number, since it uses less digits than its factorization.

22212210201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212478.

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

Adding to 22212210201211 its reverse (11210201221222), we get a palindrome (33422411422433).

The spelling of 22212210201211 in words is "twenty-two trillion, two hundred twelve billion, two hundred ten million, two hundred one thousand, two hundred eleven".