2123180383 has 2 divisors, whose sum is σ = 2123180384. Its totient is φ = 2123180382.

The previous prime is 2123180377. The next prime is 2123180401. The reversal of 2123180383 is 3830813212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123180383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2123180333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061590191 + 1061590192.

It is an arithmetic number, because the mean of its divisors is an integer number (1061590192).

Almost surely, 2^2123180383 is an apocalyptic number.

2123180383 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123180383 is an equidigital number, since it uses as much as digits as its factorization.

2123180383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 2123180383 is about 46077.9815421639. The cubic root of 2123180383 is about 1285.2737299342.

Adding to 2123180383 its reverse (3830813212), we get a palindrome (5953993595).

The spelling of 2123180383 in words is "two billion, one hundred twenty-three million, one hundred eighty thousand, three hundred eighty-three".