122165228 has 6 divisors (see below), whose sum is σ = 213789156. Its totient is φ = 61082612.

The previous prime is 122165189. The next prime is 122165233. The reversal of 122165228 is 822561221.

It is a self number, because there is not a number n which added to its sum of digits gives 122165228.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15270650 + ... + 15270657.

It is an arithmetic number, because the mean of its divisors is an integer number (35631526).

Almost surely, 2^122165228 is an apocalyptic number.

It is an amenable number.

122165228 is a deficient number, since it is larger than the sum of its proper divisors (91623928).

122165228 is a wasteful number, since it uses less digits than its factorization.

122165228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30541311 (or 30541309 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 122165228 is about 11052.8380065936. The cubic root of 122165228 is about 496.1913662809.

The spelling of 122165228 in words is "one hundred twenty-two million, one hundred sixty-five thousand, two hundred twenty-eight".