424221214211 has 2 divisors, whose sum is σ = 424221214212. Its totient is φ = 424221214210.

The previous prime is 424221214201. The next prime is 424221214223. The reversal of 424221214211 is 112412122424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424221214211 is a prime.

It is not a weakly prime, because it can be changed into another prime (424221214201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212110607105 + 212110607106.

It is an arithmetic number, because the mean of its divisors is an integer number (212110607106).

Almost surely, 2^424221214211 is an apocalyptic number.

424221214211 is a deficient number, since it is larger than the sum of its proper divisors (1).

424221214211 is an equidigital number, since it uses as much as digits as its factorization.

424221214211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2048, while the sum is 26.

Adding to 424221214211 its reverse (112412122424), we get a palindrome (536633336635).

The spelling of 424221214211 in words is "four hundred twenty-four billion, two hundred twenty-one million, two hundred fourteen thousand, two hundred eleven".