122166106 has 4 divisors (see below), whose sum is σ = 183249162. Its totient is φ = 61083052.

The previous prime is 122166089. The next prime is 122166169. The reversal of 122166106 is 601661221.

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

It can be written as a sum of positive squares in only one way, i.e., 120231225 + 1934881 = 10965^2 + 1391^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30541525 + ... + 30541528.

Almost surely, 2^122166106 is an apocalyptic number.

122166106 is a deficient number, since it is larger than the sum of its proper divisors (61083056).

122166106 is an equidigital number, since it uses as much as digits as its factorization.

122166106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61083055.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 122166106 is about 11052.8777248280. The cubic root of 122166106 is about 496.1925549851.

The spelling of 122166106 in words is "one hundred twenty-two million, one hundred sixty-six thousand, one hundred six".