22212202212211 has 16 divisors (see below), whose sum is σ = 24311823768288. Its totient is φ = 20126024089600.

The previous prime is 22212202212199. The next prime is 22212202212301. The reversal of 22212202212211 is 11221220221222.

It is not a de Polignac number, because 22212202212211 - 2⁹ = 22212202211699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212202212611) 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, 6706095 + ... + 9454951.

It is an arithmetic number, because the mean of its divisors is an integer number (1519488985518).

Almost surely, 2^{22212202212211} is an apocalyptic number.

22212202212211 is a deficient number, since it is larger than the sum of its proper divisors (2099621556077).

22212202212211 is a wasteful number, since it uses less digits than its factorization.

22212202212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751302.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22212202212211 its reverse (11221220221222), we get a palindrome (33433422433433).

It can be divided in two parts, 2221220221221 and 1, that added together give a palindrome (2221220221222).

The spelling of 22212202212211 in words is "twenty-two trillion, two hundred twelve billion, two hundred two million, two hundred twelve thousand, two hundred eleven".