122406106 has 4 divisors (see below), whose sum is σ = 183609162. Its totient is φ = 61203052.

The previous prime is 122406083. The next prime is 122406139. The reversal of 122406106 is 601604221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601604221 = 1303 ⋅461707.

It can be written as a sum of positive squares in only one way, i.e., 88078225 + 34327881 = 9385^2 + 5859^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30601525 + ... + 30601528.

Almost surely, 2^122406106 is an apocalyptic number.

122406106 is a deficient number, since it is larger than the sum of its proper divisors (61203056).

122406106 is an equidigital number, since it uses as much as digits as its factorization.

122406106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61203055.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 122406106 is about 11063.7292989299. The cubic root of 122406106 is about 496.5172722054.

The spelling of 122406106 in words is "one hundred twenty-two million, four hundred six thousand, one hundred six".