2320220237 has 2 divisors, whose sum is σ = 2320220238. Its totient is φ = 2320220236.

The previous prime is 2320220233. The next prime is 2320220239. The reversal of 2320220237 is 7320220232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1666190761 + 654029476 = 40819^2 + 25574^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320220237 - 2² = 2320220233 is a prime.

Together with 2320220239, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320220233) 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, 1160110118 + 1160110119.

It is an arithmetic number, because the mean of its divisors is an integer number (1160110119).

Almost surely, 2^2320220237 is an apocalyptic number.

It is an amenable number.

2320220237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320220237 is an equidigital number, since it uses as much as digits as its factorization.

2320220237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 2320220237 is about 48168.6644718327. The cubic root of 2320220237 is about 1323.8630782808.

Adding to 2320220237 its reverse (7320220232), we get a palindrome (9640440469).

The spelling of 2320220237 in words is "two billion, three hundred twenty million, two hundred twenty thousand, two hundred thirty-seven".