12024000454421 has 2 divisors, whose sum is σ = 12024000454422. Its totient is φ = 12024000454420.

The previous prime is 12024000454391. The next prime is 12024000454463. The reversal of 12024000454421 is 12445400042021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9661908106321 + 2362092348100 = 3108361^2 + 1536910^2 .

It is a cyclic number.

It is not a de Polignac number, because 12024000454421 - 2⁴² = 7625953943317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12024000459421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6012000227210 + 6012000227211.

It is an arithmetic number, because the mean of its divisors is an integer number (6012000227211).

Almost surely, 2^{12024000454421} is an apocalyptic number.

It is an amenable number.

12024000454421 is a deficient number, since it is larger than the sum of its proper divisors (1).

12024000454421 is an equidigital number, since it uses as much as digits as its factorization.

12024000454421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 12024000454421 its reverse (12445400042021), we get a palindrome (24469400496442).

The spelling of 12024000454421 in words is "twelve trillion, twenty-four billion, four hundred fifty-four thousand, four hundred twenty-one".