22112212012022 has 16 divisors (see below), whose sum is σ = 36183692073744. Its totient is φ = 10050985344000.

The previous prime is 22112212011979. The next prime is 22112212012027. The reversal of 22112212012022 is 22021021221122.

It is a super-2 number, since 2×22112212012022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22112212011985 and 22112212012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112212012027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19805822 + ... + 20892462.

It is an arithmetic number, because the mean of its divisors is an integer number (2261480754609).

Almost surely, 2^{22112212012022} is an apocalyptic number.

22112212012022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22112212012022 is a deficient number, since it is larger than the sum of its proper divisors (14071480061722).

22112212012022 is a wasteful number, since it uses less digits than its factorization.

22112212012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011615.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22112212012022 its reverse (22021021221122), we get a palindrome (44133233233144).

The spelling of 22112212012022 in words is "twenty-two trillion, one hundred twelve billion, two hundred twelve million, twelve thousand, twenty-two".