221211022102022 has 16 divisors (see below), whose sum is σ = 332999775968544. Its totient is φ = 110211102456000.

The previous prime is 221211022102019. The next prime is 221211022102061. The reversal of 221211022102022 is 220201220112122.

It is a junction number, because it is equal to n+sod(n) for n = 221211022101985 and 221211022102003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80830247 + ... + 83522157.

It is an arithmetic number, because the mean of its divisors is an integer number (20812485998034).

Almost surely, 2^{221211022102022} is an apocalyptic number.

221211022102022 is a deficient number, since it is larger than the sum of its proper divisors (111788753866522).

221211022102022 is a wasteful number, since it uses less digits than its factorization.

221211022102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838415.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 221211022102022 its reverse (220201220112122), we get a palindrome (441412242214144).

The spelling of 221211022102022 in words is "two hundred twenty-one trillion, two hundred eleven billion, twenty-two million, one hundred two thousand, twenty-two".