424421430211 has 4 divisors (see below), whose sum is σ = 449387396712. Its totient is φ = 399455463712.

The previous prime is 424421430161. The next prime is 424421430229. The reversal of 424421430211 is 112034124424.

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

It is a cyclic number.

It is not a de Polignac number, because 424421430211 - 2¹⁵ = 424421397443 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424421430211.

It is not an unprimeable number, because it can be changed into a prime (424421430281) 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, 12482983225 + ... + 12482983258.

It is an arithmetic number, because the mean of its divisors is an integer number (112346849178).

Almost surely, 2^424421430211 is an apocalyptic number.

424421430211 is a deficient number, since it is larger than the sum of its proper divisors (24965966501).

424421430211 is a wasteful number, since it uses less digits than its factorization.

424421430211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24965966500.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 424421430211 its reverse (112034124424), we get a palindrome (536455554635).

The spelling of 424421430211 in words is "four hundred twenty-four billion, four hundred twenty-one million, four hundred thirty thousand, two hundred eleven".