4233421420247 has 2 divisors, whose sum is σ = 4233421420248. Its totient is φ = 4233421420246.

The previous prime is 4233421420199. The next prime is 4233421420273. The reversal of 4233421420247 is 7420241243324.

4233421420247 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4233421420247 - 2¹⁰ = 4233421419223 is a prime.

It is a super-2 number, since 2×4233421420247² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4233421420247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4233421420147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2116710710123 + 2116710710124.

It is an arithmetic number, because the mean of its divisors is an integer number (2116710710124).

Almost surely, 2^{4233421420247} is an apocalyptic number.

4233421420247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4233421420247 is an equidigital number, since it uses as much as digits as its factorization.

4233421420247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 38.

The spelling of 4233421420247 in words is "four trillion, two hundred thirty-three billion, four hundred twenty-one million, four hundred twenty thousand, two hundred forty-seven".