122220304 has 20 divisors (see below), whose sum is σ = 241841664. Its totient is φ = 59809568.

The previous prime is 122220289. The next prime is 122220311. The reversal of 122220304 is 403022221.

122220304 = T₂₂₅₇ + T₂₂₅₈ + ... + T₂₃₀₃.

It is a Harshad number since it is a multiple of its sum of digits (16).

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 in 3 ways as a sum of consecutive naturals, for example, 80512 + ... + 82015.

Almost surely, 2^122220304 is an apocalyptic number.

It is an amenable number.

122220304 is a deficient number, since it is larger than the sum of its proper divisors (119621360).

122220304 is a wasteful number, since it uses less digits than its factorization.

122220304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162582 (or 162576 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 122220304 is about 11055.3292126467. The cubic root of 122220304 is about 496.2659214014.

Adding to 122220304 its reverse (403022221), we get a palindrome (525242525).

The spelling of 122220304 in words is "one hundred twenty-two million, two hundred twenty thousand, three hundred four".