2210221100022 has 64 divisors (see below), whose sum is σ = 4890018975744. Its totient is φ = 661568549760.

The previous prime is 2210221099921. The next prime is 2210221100063. The reversal of 2210221100022 is 2200011220122.

2210221100022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2210221099974 and 2210221100010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16646703 + ... + 16778949.

It is an arithmetic number, because the mean of its divisors is an integer number (76406546496).

Almost surely, 2^{2210221100022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2210221100022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2445009487872).

2210221100022 is an abundant number, since it is smaller than the sum of its proper divisors (2679797875722).

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

2210221100022 is a wasteful number, since it uses less digits than its factorization.

2210221100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138093.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2210221100022 its reverse (2200011220122), we get a palindrome (4410232320144).

The spelling of 2210221100022 in words is "two trillion, two hundred ten billion, two hundred twenty-one million, one hundred thousand, twenty-two".