222096109 has 4 divisors (see below), whose sum is σ = 235160604. Its totient is φ = 209031616.

The previous prime is 222096079. The next prime is 222096113. The reversal of 222096109 is 901690222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 207273609 + 14822500 = 14397^2 + 3850^2 .

It is a cyclic number.

It is not a de Polignac number, because 222096109 - 2¹³ = 222087917 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 (222096169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6532222 + ... + 6532255.

It is an arithmetic number, because the mean of its divisors is an integer number (58790151).

Almost surely, 2^222096109 is an apocalyptic number.

It is an amenable number.

222096109 is a deficient number, since it is larger than the sum of its proper divisors (13064495).

222096109 is a wasteful number, since it uses less digits than its factorization.

222096109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13064494.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 222096109 is about 14902.8892836255. The cubic root of 222096109 is about 605.5922611286.

The spelling of 222096109 in words is "two hundred twenty-two million, ninety-six thousand, one hundred nine".