12205004244 has 48 divisors (see below), whose sum is σ = 29408111040. Its totient is φ = 3937248000.

The previous prime is 12205004239. The next prime is 12205004267. The reversal of 12205004244 is 44240050221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52257 + ... + 164744.

It is an arithmetic number, because the mean of its divisors is an integer number (612668980).

Almost surely, 2^12205004244 is an apocalyptic number.

It is an amenable number.

12205004244 is an abundant number, since it is smaller than the sum of its proper divisors (17203106796).

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

12205004244 is a wasteful number, since it uses less digits than its factorization.

12205004244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217160 (or 217158 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 12205004244 its reverse (44240050221), we get a palindrome (56445054465).

The spelling of 12205004244 in words is "twelve billion, two hundred five million, four thousand, two hundred forty-four".