221102211211022 has 8 divisors (see below), whose sum is σ = 331653404020872. Its totient is φ = 110551076537400.

The previous prime is 221102211211019. The next prime is 221102211211027. The reversal of 221102211211022 is 220112112201122.

221102211211022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 221102211210985 and 221102211211003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221102211211027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3284729 + ... + 21283652.

It is an arithmetic number, because the mean of its divisors is an integer number (41456675502609).

Almost surely, 2^{221102211211022} is an apocalyptic number.

221102211211022 is a deficient number, since it is larger than the sum of its proper divisors (110551192809850).

221102211211022 is a wasteful number, since it uses less digits than its factorization.

221102211211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29068114.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 221102211211022 its reverse (220112112201122), we get a palindrome (441214323412144).

The spelling of 221102211211022 in words is "two hundred twenty-one trillion, one hundred two billion, two hundred eleven million, two hundred eleven thousand, twenty-two".