1224343343431 has 16 divisors (see below), whose sum is σ = 1340260084800. Its totient is φ = 1111679101440.

The previous prime is 1224343343429. The next prime is 1224343343459. The reversal of 1224343343431 is 1343433434221.

It is a cyclic number.

It is not a de Polignac number, because 1224343343431 - 2¹ = 1224343343429 is a prime.

It is a super-2 number, since 2×1224343343431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224343343471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2868850 + ... + 3267871.

It is an arithmetic number, because the mean of its divisors is an integer number (83766255300).

Almost surely, 2^{1224343343431} is an apocalyptic number.

1224343343431 is a deficient number, since it is larger than the sum of its proper divisors (115916741369).

1224343343431 is a wasteful number, since it uses less digits than its factorization.

1224343343431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6136986.

The product of its digits is 248832, while the sum is 37.

Adding to 1224343343431 its reverse (1343433434221), we get a palindrome (2567776777652).

The spelling of 1224343343431 in words is "one trillion, two hundred twenty-four billion, three hundred forty-three million, three hundred forty-three thousand, four hundred thirty-one".