2120232017 has 2 divisors, whose sum is σ = 2120232018. Its totient is φ = 2120232016.

The previous prime is 2120232013. The next prime is 2120232067. The reversal of 2120232017 is 7102320212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1936792081 + 183439936 = 44009^2 + 13544^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120232017 - 2² = 2120232013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2120232017.

It is not a weakly prime, because it can be changed into another prime (2120232013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060116008 + 1060116009.

It is an arithmetic number, because the mean of its divisors is an integer number (1060116009).

Almost surely, 2^2120232017 is an apocalyptic number.

It is an amenable number.

2120232017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120232017 is an equidigital number, since it uses as much as digits as its factorization.

2120232017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2120232017 is about 46045.9772075694. The cubic root of 2120232017 is about 1284.6785202142.

Adding to 2120232017 its reverse (7102320212), we get a palindrome (9222552229).

The spelling of 2120232017 in words is "two billion, one hundred twenty million, two hundred thirty-two thousand, seventeen".