123444222204 has 48 divisors (see below), whose sum is σ = 302938030080. Its totient is φ = 39069376320.

The previous prime is 123444222203. The next prime is 123444222221. The reversal of 123444222204 is 402222444321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123444222203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3110844 + ... + 3150275.

It is an arithmetic number, because the mean of its divisors is an integer number (6311208960).

Almost surely, 2^123444222204 is an apocalyptic number.

It is an amenable number.

123444222204 is an abundant number, since it is smaller than the sum of its proper divisors (179493807876).

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

123444222204 is a wasteful number, since it uses less digits than its factorization.

123444222204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6261210 (or 6261208 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 123444222204 its reverse (402222444321), we get a palindrome (525666666525).

The spelling of 123444222204 in words is "one hundred twenty-three billion, four hundred forty-four million, two hundred twenty-two thousand, two hundred four".