1223204432424 has 64 divisors (see below), whose sum is σ = 3306907813440. Its totient is φ = 374808867840.

The previous prime is 1223204432413. The next prime is 1223204432501. The reversal of 1223204432424 is 4242344023221.

It is a happy 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, 8058682 + ... + 8209065.

It is an arithmetic number, because the mean of its divisors is an integer number (51670434585).

Almost surely, 2^{1223204432424} is an apocalyptic number.

It is an amenable number.

1223204432424 is an abundant number, since it is smaller than the sum of its proper divisors (2083703381016).

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

1223204432424 is a wasteful number, since it uses less digits than its factorization.

1223204432424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16268010 (or 16268006 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 1223204432424 its reverse (4242344023221), we get a palindrome (5465548455645).

The spelling of 1223204432424 in words is "one trillion, two hundred twenty-three billion, two hundred four million, four hundred thirty-two thousand, four hundred twenty-four".