2331218063 has 2 divisors, whose sum is σ = 2331218064. Its totient is φ = 2331218062.

The previous prime is 2331218059. The next prime is 2331218069. The reversal of 2331218063 is 3608121332.

2331218063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2331218063 - 2² = 2331218059 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2331218069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165609031 + 1165609032.

It is an arithmetic number, because the mean of its divisors is an integer number (1165609032).

Almost surely, 2^2331218063 is an apocalyptic number.

2331218063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331218063 is an equidigital number, since it uses as much as digits as its factorization.

2331218063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2331218063 is about 48282.6890614017. The cubic root of 2331218063 is about 1325.9514823300.

Adding to 2331218063 its reverse (3608121332), we get a palindrome (5939339395).

The spelling of 2331218063 in words is "two billion, three hundred thirty-one million, two hundred eighteen thousand, sixty-three".