122204666 has 16 divisors (see below), whose sum is σ = 195747840. Its totient is φ = 57091440.

The previous prime is 122204639. The next prime is 122204689. The reversal of 122204666 is 666402221.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32186 + ... + 35781.

It is an arithmetic number, because the mean of its divisors is an integer number (12234240).

Almost surely, 2^122204666 is an apocalyptic number.

122204666 is a deficient number, since it is larger than the sum of its proper divisors (73543174).

122204666 is a wasteful number, since it uses less digits than its factorization.

122204666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68029.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 122204666 is about 11054.6219293108. The cubic root of 122204666 is about 496.2447548761.

Adding to 122204666 its reverse (666402221), we get a palindrome (788606887).

The spelling of 122204666 in words is "one hundred twenty-two million, two hundred four thousand, six hundred sixty-six".