2162220337 has 2 divisors, whose sum is σ = 2162220338. Its totient is φ = 2162220336.

The previous prime is 2162220329. The next prime is 2162220343. The reversal of 2162220337 is 7330222612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2075804721 + 86415616 = 45561^2 + 9296^2 .

It is a cyclic number.

It is not a de Polignac number, because 2162220337 - 2³ = 2162220329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2162220397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081110168 + 1081110169.

It is an arithmetic number, because the mean of its divisors is an integer number (1081110169).

Almost surely, 2^2162220337 is an apocalyptic number.

It is an amenable number.

2162220337 is a deficient number, since it is larger than the sum of its proper divisors (1).

2162220337 is an equidigital number, since it uses as much as digits as its factorization.

2162220337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 2162220337 is about 46499.6810419168. The cubic root of 2162220337 is about 1293.1035855864.

Adding to 2162220337 its reverse (7330222612), we get a palindrome (9492442949).

The spelling of 2162220337 in words is "two billion, one hundred sixty-two million, two hundred twenty thousand, three hundred thirty-seven".