1242432211433 has 12 divisors (see below), whose sum is σ = 1445330542032. Its totient is φ = 1064903391720.

The previous prime is 1242432211381. The next prime is 1242432211457. The reversal of 1242432211433 is 3341122342421.

It is a happy number.

It is not a de Polignac number, because 1242432211433 - 2³⁰ = 1241358469609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1242432211433.

It is not an unprimeable number, because it can be changed into a prime (1242432211633) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 954698 + ... + 1842908.

It is an arithmetic number, because the mean of its divisors is an integer number (120444211836).

Almost surely, 2^{1242432211433} is an apocalyptic number.

It is an amenable number.

1242432211433 is a deficient number, since it is larger than the sum of its proper divisors (202898330599).

1242432211433 is an equidigital number, since it uses as much as digits as its factorization.

1242432211433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916772 (or 916765 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

Adding to 1242432211433 its reverse (3341122342421), we get a palindrome (4583554553854).

The spelling of 1242432211433 in words is "one trillion, two hundred forty-two billion, four hundred thirty-two million, two hundred eleven thousand, four hundred thirty-three".