1224120243004 has 24 divisors (see below), whose sum is σ = 2251273318448. Its totient is φ = 581668698240.

The previous prime is 1224120243001. The next prime is 1224120243037. The reversal of 1224120243004 is 4003420214221.

It is a self number, because there is not a number n which added to its sum of digits gives 1224120243004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224120243001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96169017 + ... + 96181744.

Almost surely, 2^{1224120243004} is an apocalyptic number.

It is an amenable number.

1224120243004 is a deficient number, since it is larger than the sum of its proper divisors (1027153075444).

1224120243004 is a wasteful number, since it uses less digits than its factorization.

1224120243004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192350845 (or 192350843 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1224120243004 its reverse (4003420214221), we get a palindrome (5227540457225).

The spelling of 1224120243004 in words is "one trillion, two hundred twenty-four billion, one hundred twenty million, two hundred forty-three thousand, four".