1232120532424 has 8 divisors (see below), whose sum is σ = 2310225998310. Its totient is φ = 616060266208.

The previous prime is 1232120532403. The next prime is 1232120532439. The reversal of 1232120532424 is 4242350212321.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1158598209924 + 73522322500 = 1076382^2 + 271150^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77007533269 + ... + 77007533284.

Almost surely, 2^{1232120532424} is an apocalyptic number.

It is an amenable number.

1232120532424 is a deficient number, since it is larger than the sum of its proper divisors (1078105465886).

1232120532424 is a wasteful number, since it uses less digits than its factorization.

1232120532424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154015066559 (or 154015066555 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 1232120532424 its reverse (4242350212321), we get a palindrome (5474470744745).

The spelling of 1232120532424 in words is "one trillion, two hundred thirty-two billion, one hundred twenty million, five hundred thirty-two thousand, four hundred twenty-four".