424302302021 has 12 divisors (see below), whose sum is σ = 459570458340. Its totient is φ = 391562346240.

The previous prime is 424302302003. The next prime is 424302302051. The reversal of 424302302021 is 120203203424.

It can be written as a sum of positive squares in 6 ways, for example, as 69545073796 + 354757228225 = 263714^2 + 595615^2 .

It is not a de Polignac number, because 424302302021 - 2¹⁰ = 424302300997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424302302051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334451 + ... + 980031.

It is an arithmetic number, because the mean of its divisors is an integer number (38297538195).

Almost surely, 2^424302302021 is an apocalyptic number.

It is an amenable number.

424302302021 is a deficient number, since it is larger than the sum of its proper divisors (35268156319).

424302302021 is a wasteful number, since it uses less digits than its factorization.

424302302021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649496 (or 649483 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 424302302021 its reverse (120203203424), we get a palindrome (544505505445).

The spelling of 424302302021 in words is "four hundred twenty-four billion, three hundred two million, three hundred two thousand, twenty-one".