22211122202211 has 16 divisors (see below), whose sum is σ = 29761825385600. Its totient is φ = 14733948237120.

The previous prime is 22211122202209. The next prime is 22211122202351. The reversal of 22211122202211 is 11220222111222.

It is not a de Polignac number, because 22211122202211 - 2¹ = 22211122202209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22211122204211) 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, 1075786 + ... + 6751263.

It is an arithmetic number, because the mean of its divisors is an integer number (1860114086600).

Almost surely, 2^{22211122202211} is an apocalyptic number.

22211122202211 is a deficient number, since it is larger than the sum of its proper divisors (7550703183389).

22211122202211 is a wasteful number, since it uses less digits than its factorization.

22211122202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7831746.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22211122202211 its reverse (11220222111222), we get a palindrome (33431344313433).

The spelling of 22211122202211 in words is "twenty-two trillion, two hundred eleven billion, one hundred twenty-two million, two hundred two thousand, two hundred eleven".