20102320003237 has 2 divisors, whose sum is σ = 20102320003238. Its totient is φ = 20102320003236.

The previous prime is 20102320003231. The next prime is 20102320003279. The reversal of 20102320003237 is 73230002320102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15369645931396 + 4732674071841 = 3920414^2 + 2175471^2 .

It is a cyclic number.

It is not a de Polignac number, because 20102320003237 - 2¹¹ = 20102320001189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20102320003231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051160001618 + 10051160001619.

It is an arithmetic number, because the mean of its divisors is an integer number (10051160001619).

Almost surely, 2^{20102320003237} is an apocalyptic number.

It is an amenable number.

20102320003237 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102320003237 is an equidigital number, since it uses as much as digits as its factorization.

20102320003237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

Adding to 20102320003237 its reverse (73230002320102), we get a palindrome (93332322323339).

The spelling of 20102320003237 in words is "twenty trillion, one hundred two billion, three hundred twenty million, three thousand, two hundred thirty-seven".