424210143053321 has 4 divisors (see below), whose sum is σ = 424211099276292. Its totient is φ = 424209186830352.

The previous prime is 424210143053299. The next prime is 424210143053357. The reversal of 424210143053321 is 123350341012424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 122800440119296 + 301409702934025 = 11081536^2 + 17361155^2 .

It is a cyclic number.

It is not a de Polignac number, because 424210143053321 - 2¹⁸ = 424210142791177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424210143053381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477445730 + ... + 478333403.

It is an arithmetic number, because the mean of its divisors is an integer number (106052774819073).

Almost surely, 2^{424210143053321} is an apocalyptic number.

It is an amenable number.

424210143053321 is a deficient number, since it is larger than the sum of its proper divisors (956222971).

424210143053321 is an equidigital number, since it uses as much as digits as its factorization.

424210143053321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956222970.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 424210143053321 its reverse (123350341012424), we get a palindrome (547560484065745).

The spelling of 424210143053321 in words is "four hundred twenty-four trillion, two hundred ten billion, one hundred forty-three million, fifty-three thousand, three hundred twenty-one".