22222220000222 has 32 divisors (see below), whose sum is σ = 36561811104000. Its totient is φ = 10046104230400.

The previous prime is 22222220000221. The next prime is 22222220000261. The reversal of 22222220000222 is 22200002222222.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22222220000194 and 22222220000203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222220000221) 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, 544772 + ... + 6688887.

It is an arithmetic number, because the mean of its divisors is an integer number (1142556597000).

Almost surely, 2^{22222220000222} is an apocalyptic number.

22222220000222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22222220000222 is a deficient number, since it is larger than the sum of its proper divisors (14339591103778).

22222220000222 is a wasteful number, since it uses less digits than its factorization.

22222220000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7234432.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22222220000222 its reverse (22200002222222), we get a palindrome (44422222222444).

The spelling of 22222220000222 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty million, two hundred twenty-two", and thus it is an aban number.