22022112211 has 8 divisors (see below), whose sum is σ = 24092183664. Its totient is φ = 19963384320.

The previous prime is 22022112209. The next prime is 22022112263. The reversal of 22022112211 is 11221122022.

It is a happy number.

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

It is not a de Polignac number, because 22022112211 - 2¹ = 22022112209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022112271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2831826 + ... + 2839591.

It is an arithmetic number, because the mean of its divisors is an integer number (3011522958).

Almost surely, 2^22022112211 is an apocalyptic number.

22022112211 is a deficient number, since it is larger than the sum of its proper divisors (2070071453).

22022112211 is a wasteful number, since it uses less digits than its factorization.

22022112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5671781.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22022112211 its reverse (11221122022), we get a palindrome (33243234233).

The spelling of 22022112211 in words is "twenty-two billion, twenty-two million, one hundred twelve thousand, two hundred eleven".