222021100322 has 16 divisors (see below), whose sum is σ = 386288312640. Its totient is φ = 93731722128.

The previous prime is 222021100313. The next prime is 222021100369. The reversal of 222021100322 is 223001120222.

222021100322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222021100322.

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, 118347197 + ... + 118349072.

It is an arithmetic number, because the mean of its divisors is an integer number (24143019540).

Almost surely, 2^222021100322 is an apocalyptic number.

222021100322 is a deficient number, since it is larger than the sum of its proper divisors (164267212318).

222021100322 is a wasteful number, since it uses less digits than its factorization.

222021100322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236696345.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 222021100322 its reverse (223001120222), we get a palindrome (445022220544).

The spelling of 222021100322 in words is "two hundred twenty-two billion, twenty-one million, one hundred thousand, three hundred twenty-two".