122057166 has 64 divisors (see below), whose sum is σ = 305625600. Its totient is φ = 31570560.

The previous prime is 122057149. The next prime is 122057179. The reversal of 122057166 is 661750221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160860 + ... + 161616.

It is an arithmetic number, because the mean of its divisors is an integer number (4775400).

Almost surely, 2^122057166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122057166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152812800).

122057166 is an abundant number, since it is smaller than the sum of its proper divisors (183568434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122057166 is a wasteful number, since it uses less digits than its factorization.

122057166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 122057166 is about 11047.9484973456. The cubic root of 122057166 is about 496.0450200854.

The spelling of 122057166 in words is "one hundred twenty-two million, fifty-seven thousand, one hundred sixty-six".