222113165 has 8 divisors (see below), whose sum is σ = 267223320. Its totient is φ = 177232192.

The previous prime is 222113153. The next prime is 222113167. The reversal of 222113165 is 561311222.

It can be written as a sum of positive squares in 4 ways, for example, as 20529961 + 201583204 = 4531^2 + 14198^2 .

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 222113165 - 2¹⁰ = 222112141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222113165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222113167) 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, 55154 + ... + 59043.

It is an arithmetic number, because the mean of its divisors is an integer number (33402915).

Almost surely, 2^222113165 is an apocalyptic number.

It is an amenable number.

222113165 is a deficient number, since it is larger than the sum of its proper divisors (45110155).

222113165 is a wasteful number, since it uses less digits than its factorization.

222113165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114591.

The product of its digits is 720, while the sum is 23.

The square root of 222113165 is about 14903.4615106693. The cubic root of 222113165 is about 605.6077630019.

Adding to 222113165 its reverse (561311222), we get a palindrome (783424387).

The spelling of 222113165 in words is "two hundred twenty-two million, one hundred thirteen thousand, one hundred sixty-five".