122304222 has 64 divisors (see below), whose sum is σ = 289396800. Its totient is φ = 38286720.

The previous prime is 122304209. The next prime is 122304241. The reversal of 122304222 is 222403221.

122304222 is a `hidden beast` number, since 12 + 230 + 422 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 122304195 and 122304204.

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, 265072 + ... + 265532.

It is an arithmetic number, because the mean of its divisors is an integer number (4521825).

Almost surely, 2^122304222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122304222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144698400).

122304222 is an abundant number, since it is smaller than the sum of its proper divisors (167092578).

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

122304222 is an equidigital number, since it uses as much as digits as its factorization.

122304222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 122304222 is about 11059.1239255196. The cubic root of 122304222 is about 496.3794762266.

Adding to 122304222 its reverse (222403221), we get a palindrome (344707443).

The spelling of 122304222 in words is "one hundred twenty-two million, three hundred four thousand, two hundred twenty-two".