442226232346211 has 2 divisors, whose sum is σ = 442226232346212. Its totient is φ = 442226232346210.

The previous prime is 442226232346147. The next prime is 442226232346231. The reversal of 442226232346211 is 112643232622244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442226232346211 - 2⁶ = 442226232346147 is a prime.

It is a super-2 number, since 2×442226232346211² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (442226232346231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221113116173105 + 221113116173106.

It is an arithmetic number, because the mean of its divisors is an integer number (221113116173106).

Almost surely, 2^{442226232346211} is an apocalyptic number.

442226232346211 is a deficient number, since it is larger than the sum of its proper divisors (1).

442226232346211 is an equidigital number, since it uses as much as digits as its factorization.

442226232346211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1327104, while the sum is 44.

Adding to 442226232346211 its reverse (112643232622244), we get a palindrome (554869464968455).

The spelling of 442226232346211 in words is "four hundred forty-two trillion, two hundred twenty-six billion, two hundred thirty-two million, three hundred forty-six thousand, two hundred eleven".