20367301117 has 2 divisors, whose sum is σ = 20367301118. Its totient is φ = 20367301116.

The previous prime is 20367301093. The next prime is 20367301211. The reversal of 20367301117 is 71110376302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14465835076 + 5901466041 = 120274^2 + 76821^2 .

It is a cyclic number.

It is not a de Polignac number, because 20367301117 - 2¹⁵ = 20367268349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20367304117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10183650558 + 10183650559.

It is an arithmetic number, because the mean of its divisors is an integer number (10183650559).

Almost surely, 2^20367301117 is an apocalyptic number.

It is an amenable number.

20367301117 is a deficient number, since it is larger than the sum of its proper divisors (1).

20367301117 is an equidigital number, since it uses as much as digits as its factorization.

20367301117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

Adding to 20367301117 its reverse (71110376302), we get a palindrome (91477677419).

The spelling of 20367301117 in words is "twenty billion, three hundred sixty-seven million, three hundred one thousand, one hundred seventeen".