122171710226 has 16 divisors (see below), whose sum is σ = 189588738240. Its totient is φ = 58975729680.

The previous prime is 122171710207. The next prime is 122171710229. The reversal of 122171710226 is 622017171221.

122171710226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 122171710192 and 122171710201.

It is not an unprimeable number, because it can be changed into a prime (122171710229) 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, 1011611 + ... + 1125921.

It is an arithmetic number, because the mean of its divisors is an integer number (11849296140).

Almost surely, 2^122171710226 is an apocalyptic number.

122171710226 is a deficient number, since it is larger than the sum of its proper divisors (67417028014).

122171710226 is a wasteful number, since it uses less digits than its factorization.

122171710226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132769.

The product of its (nonzero) digits is 4704, while the sum is 32.

Adding to 122171710226 its reverse (622017171221), we get a palindrome (744188881447).

The spelling of 122171710226 in words is "one hundred twenty-two billion, one hundred seventy-one million, seven hundred ten thousand, two hundred twenty-six".