1224353123312 has 40 divisors (see below), whose sum is σ = 2588571902640. Its totient is φ = 556366164480.

The previous prime is 1224353123243. The next prime is 1224353123317. The reversal of 1224353123312 is 2133213534221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224353123317) 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, 364523 + ... + 1606730.

It is an arithmetic number, because the mean of its divisors is an integer number (64714297566).

Almost surely, 2^{1224353123312} is an apocalyptic number.

It is an amenable number.

1224353123312 is an abundant number, since it is smaller than the sum of its proper divisors (1364218779328).

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

1224353123312 is a wasteful number, since it uses less digits than its factorization.

1224353123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974801 (or 1974795 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

Adding to 1224353123312 its reverse (2133213534221), we get a palindrome (3357566657533).

The spelling of 1224353123312 in words is "one trillion, two hundred twenty-four billion, three hundred fifty-three million, one hundred twenty-three thousand, three hundred twelve".