211422210443 has 2 divisors, whose sum is σ = 211422210444. Its totient is φ = 211422210442.

The previous prime is 211422210409. The next prime is 211422210547. The reversal of 211422210443 is 344012224112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211422210443 - 2¹⁶ = 211422144907 is a prime.

It is not a weakly prime, because it can be changed into another prime (211422210143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105711105221 + 105711105222.

It is an arithmetic number, because the mean of its divisors is an integer number (105711105222).

Almost surely, 2^211422210443 is an apocalyptic number.

211422210443 is a deficient number, since it is larger than the sum of its proper divisors (1).

211422210443 is an equidigital number, since it uses as much as digits as its factorization.

211422210443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 211422210443 its reverse (344012224112), we get a palindrome (555434434555).

The spelling of 211422210443 in words is "two hundred eleven billion, four hundred twenty-two million, two hundred ten thousand, four hundred forty-three".