221022202022 has 16 divisors (see below), whose sum is σ = 331755367200. Its totient is φ = 110437110720.

The previous prime is 221022202019. The next prime is 221022202033. The reversal of 221022202022 is 220202220122.

221022202022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27319754 + ... + 27327842.

It is an arithmetic number, because the mean of its divisors is an integer number (20734710450).

Almost surely, 2^221022202022 is an apocalyptic number.

221022202022 is a deficient number, since it is larger than the sum of its proper divisors (110733165178).

221022202022 is a wasteful number, since it uses less digits than its factorization.

221022202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15551.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 221022202022 its reverse (220202220122), we get a palindrome (441224422144).

The spelling of 221022202022 in words is "two hundred twenty-one billion, twenty-two million, two hundred two thousand, twenty-two".