424134321211 has 2 divisors, whose sum is σ = 424134321212. Its totient is φ = 424134321210.

The previous prime is 424134321187. The next prime is 424134321271. The reversal of 424134321211 is 112123431424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424134321211 - 2⁵ = 424134321179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424134321211.

It is not a weakly prime, because it can be changed into another prime (424134321271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212067160605 + 212067160606.

It is an arithmetic number, because the mean of its divisors is an integer number (212067160606).

Almost surely, 2^424134321211 is an apocalyptic number.

424134321211 is a deficient number, since it is larger than the sum of its proper divisors (1).

424134321211 is an equidigital number, since it uses as much as digits as its factorization.

424134321211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 28.

Adding to 424134321211 its reverse (112123431424), we get a palindrome (536257752635).

The spelling of 424134321211 in words is "four hundred twenty-four billion, one hundred thirty-four million, three hundred twenty-one thousand, two hundred eleven".