22102210221102 has 192 divisors, whose sum is σ = 57252419040960. Its totient is φ = 6083060121600.

The previous prime is 22102210221071. The next prime is 22102210221103. The reversal of 22102210221102 is 20112201220122.

It is a happy number.

22102210221102 is a `hidden beast` number, since 2 + 210 + 221 + 0 + 221 + 10 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102210221103) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 186676402 + ... + 186794762.

It is an arithmetic number, because the mean of its divisors is an integer number (298189682505).

Almost surely, 2^{22102210221102} is an apocalyptic number.

22102210221102 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 22102210221102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28626209520480).

22102210221102 is an abundant number, since it is smaller than the sum of its proper divisors (35150208819858).

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

22102210221102 is a wasteful number, since it uses less digits than its factorization.

22102210221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120339 (or 120336 counting only the distinct ones).

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

Adding to 22102210221102 its reverse (20112201220122), we get a palindrome (42214411441224).

The spelling of 22102210221102 in words is "twenty-two trillion, one hundred two billion, two hundred ten million, two hundred twenty-one thousand, one hundred two".