22100211102222 has 96 divisors (see below), whose sum is σ = 52594122746880. Its totient is φ = 6651250200000.

The previous prime is 22100211102197. The next prime is 22100211102293. The reversal of 22100211102222 is 22220111200122.

It is a happy number.

22100211102222 is a `hidden beast` number, since 221 + 0 + 0 + 211 + 10 + 2 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22100211102195 and 22100211102204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 143104347 + ... + 143258697.

It is an arithmetic number, because the mean of its divisors is an integer number (547855445280).

Almost surely, 2^{22100211102222} is an apocalyptic number.

22100211102222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22100211102222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26297061373440).

22100211102222 is an abundant number, since it is smaller than the sum of its proper divisors (30493911644658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22100211102222 is a wasteful number, since it uses less digits than its factorization.

22100211102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159310 (or 159307 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22100211102222 its reverse (22220111200122), we get a palindrome (44320322302344).

The spelling of 22100211102222 in words is "twenty-two trillion, one hundred billion, two hundred eleven million, one hundred two thousand, two hundred twenty-two".