1224103421423 has 2 divisors, whose sum is σ = 1224103421424. Its totient is φ = 1224103421422.

The previous prime is 1224103421413. The next prime is 1224103421441. The reversal of 1224103421423 is 3241243014221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1224103421423 - 2⁴ = 1224103421407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224103421413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612051710711 + 612051710712.

It is an arithmetic number, because the mean of its divisors is an integer number (612051710712).

Almost surely, 2^{1224103421423} is an apocalyptic number.

1224103421423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224103421423 is an equidigital number, since it uses as much as digits as its factorization.

1224103421423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1224103421423 its reverse (3241243014221), we get a palindrome (4465346435644).

The spelling of 1224103421423 in words is "one trillion, two hundred twenty-four billion, one hundred three million, four hundred twenty-one thousand, four hundred twenty-three".