222213321109 has 8 divisors (see below), whose sum is σ = 239310403640. Its totient is φ = 205116774336.

The previous prime is 222213321067. The next prime is 222213321139. The reversal of 222213321109 is 901123312222.

It can be written as a sum of positive squares in 4 ways, for example, as 3030172209 + 219183148900 = 55047^2 + 468170^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 222213321109 - 2¹⁷ = 222213190037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222213321139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281799 + ... + 1444795.

It is an arithmetic number, because the mean of its divisors is an integer number (29913800455).

Almost surely, 2^222213321109 is an apocalyptic number.

It is an amenable number.

222213321109 is a deficient number, since it is larger than the sum of its proper divisors (17097082531).

222213321109 is a wasteful number, since it uses less digits than its factorization.

222213321109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267879.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 222213321109 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred twenty-one thousand, one hundred nine".