1224432340443 has 96 divisors (see below), whose sum is σ = 1946036304576. Its totient is φ = 737353580544.

The previous prime is 1224432340367. The next prime is 1224432340451. The reversal of 1224432340443 is 3440432344221.

1224432340443 is a `hidden beast` number, since 1 + 2 + 244 + 3 + 2 + 3 + 404 + 4 + 3 = 666.

It is not a de Polignac number, because 1224432340443 - 2⁴⁰ = 124920712667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1224432340398 and 1224432340407.

It is not an unprimeable number, because it can be changed into a prime (1224432340843) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 430681780 + ... + 430684622.

It is an arithmetic number, because the mean of its divisors is an integer number (20271211506).

Almost surely, 2^{1224432340443} is an apocalyptic number.

1224432340443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1224432340443 is a deficient number, since it is larger than the sum of its proper divisors (721603964133).

1224432340443 is a wasteful number, since it uses less digits than its factorization.

1224432340443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373 (or 3370 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 1224432340443 its reverse (3440432344221), we get a palindrome (4664864684664).

The spelling of 1224432340443 in words is "one trillion, two hundred twenty-four billion, four hundred thirty-two million, three hundred forty thousand, four hundred forty-three".