20630663313303 has 8 divisors (see below), whose sum is σ = 27511175775600. Its totient is φ = 13751963196608.

The previous prime is 20630663313229. The next prime is 20630663313317. The reversal of 20630663313303 is 30331336603602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20630663313303 - 2¹³ = 20630663305111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20630663313353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453059838 + ... + 453105371.

It is an arithmetic number, because the mean of its divisors is an integer number (3438896971950).

Almost surely, 2^{20630663313303} is an apocalyptic number.

20630663313303 is a deficient number, since it is larger than the sum of its proper divisors (6880512462297).

20630663313303 is an equidigital number, since it uses as much as digits as its factorization.

20630663313303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906172801.

The product of its (nonzero) digits is 314928, while the sum is 39.

Adding to 20630663313303 its reverse (30331336603602), we get a palindrome (50961999916905).

The spelling of 20630663313303 in words is "twenty trillion, six hundred thirty billion, six hundred sixty-three million, three hundred thirteen thousand, three hundred three".