122226305 has 8 divisors (see below), whose sum is σ = 148184232. Its totient is φ = 96772608.

The previous prime is 122226233. The next prime is 122226317. The reversal of 122226305 is 503622221.

It can be written as a sum of positive squares in 4 ways, for example, as 48678529 + 73547776 = 6977^2 + 8576^2 .

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 122226305 - 2¹² = 122222209 is a prime.

It is a Duffinian 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, 125522 + ... + 126491.

It is an arithmetic number, because the mean of its divisors is an integer number (18523029).

Almost surely, 2^122226305 is an apocalyptic number.

It is an amenable number.

122226305 is a deficient number, since it is larger than the sum of its proper divisors (25957927).

122226305 is an equidigital number, since it uses as much as digits as its factorization.

122226305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252115.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 122226305 is about 11055.6006168819. The cubic root of 122226305 is about 496.2740434645.

Adding to 122226305 its reverse (503622221), we get a palindrome (625848526).

The spelling of 122226305 in words is "one hundred twenty-two million, two hundred twenty-six thousand, three hundred five".