4222073161 has 2 divisors, whose sum is σ = 4222073162. Its totient is φ = 4222073160.

The previous prime is 4222073143. The next prime is 4222073189. The reversal of 4222073161 is 1613702224.

It is an a-pointer prime, because the next prime (4222073189) can be obtained adding 4222073161 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2695686400 + 1526386761 = 51920^2 + 39069^2 .

It is a cyclic number.

It is not a de Polignac number, because 4222073161 - 2⁵ = 4222073129 is a prime.

It is not a weakly prime, because it can be changed into another prime (4222079161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111036580 + 2111036581.

It is an arithmetic number, because the mean of its divisors is an integer number (2111036581).

Almost surely, 2^4222073161 is an apocalyptic number.

It is an amenable number.

4222073161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4222073161 is an equidigital number, since it uses as much as digits as its factorization.

4222073161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 4222073161 is about 64977.4819533660. The cubic root of 4222073161 is about 1616.2501748144.

Adding to 4222073161 its reverse (1613702224), we get a palindrome (5835775385).

The spelling of 4222073161 in words is "four billion, two hundred twenty-two million, seventy-three thousand, one hundred sixty-one".