2102320663 has 2 divisors, whose sum is σ = 2102320664. Its totient is φ = 2102320662.

The previous prime is 2102320639. The next prime is 2102320687. The reversal of 2102320663 is 3660232012.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2102320639) and next prime (2102320687).

It is a cyclic number.

It is not a de Polignac number, because 2102320663 - 2²⁹ = 1565449751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102320613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051160331 + 1051160332.

It is an arithmetic number, because the mean of its divisors is an integer number (1051160332).

Almost surely, 2^2102320663 is an apocalyptic number.

2102320663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102320663 is an equidigital number, since it uses as much as digits as its factorization.

2102320663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2102320663 is about 45851.0704673293. The cubic root of 2102320663 is about 1281.0507044591.

Adding to 2102320663 its reverse (3660232012), we get a palindrome (5762552675).

The spelling of 2102320663 in words is "two billion, one hundred two million, three hundred twenty thousand, six hundred sixty-three".