1223243122424 has 8 divisors (see below), whose sum is σ = 2293580854560. Its totient is φ = 611621561208.

The previous prime is 1223243122399. The next prime is 1223243122499. The reversal of 1223243122424 is 4242213423221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 76452695144 + ... + 76452695159.

It is an arithmetic number, because the mean of its divisors is an integer number (286697606820).

Almost surely, 2^{1223243122424} is an apocalyptic number.

It is an amenable number.

1223243122424 is a deficient number, since it is larger than the sum of its proper divisors (1070337732136).

1223243122424 is a wasteful number, since it uses less digits than its factorization.

1223243122424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152905390309 (or 152905390305 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 1223243122424 its reverse (4242213423221), we get a palindrome (5465456545645).

The spelling of 1223243122424 in words is "one trillion, two hundred twenty-three billion, two hundred forty-three million, one hundred twenty-two thousand, four hundred twenty-four".