122204124 has 72 divisors (see below), whose sum is σ = 371629440. Its totient is φ = 33076512.

The previous prime is 122204123. The next prime is 122204153. The reversal of 122204124 is 421402221.

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 = 122204097 and 122204106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122204123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7974 + ... + 17549.

It is an arithmetic number, because the mean of its divisors is an integer number (5161520).

Almost surely, 2^122204124 is an apocalyptic number.

122204124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122204124 is an abundant number, since it is smaller than the sum of its proper divisors (249425316).

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

122204124 is a wasteful number, since it uses less digits than its factorization.

122204124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25559 (or 25554 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 122204124 is about 11054.5974146506. The cubic root of 122204124 is about 496.2440212296.

Adding to 122204124 its reverse (421402221), we get a palindrome (543606345).

The spelling of 122204124 in words is "one hundred twenty-two million, two hundred four thousand, one hundred twenty-four".