20701076117 has 2 divisors, whose sum is σ = 20701076118. Its totient is φ = 20701076116.

The previous prime is 20701076113. The next prime is 20701076173. The reversal of 20701076117 is 71167010702.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20618375281 + 82700836 = 143591^2 + 9094^2 .

It is a cyclic number.

It is not a de Polignac number, because 20701076117 - 2² = 20701076113 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20701076111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10350538058 + 10350538059.

It is an arithmetic number, because the mean of its divisors is an integer number (10350538059).

Almost surely, 2^20701076117 is an apocalyptic number.

It is an amenable number.

20701076117 is a deficient number, since it is larger than the sum of its proper divisors (1).

20701076117 is an equidigital number, since it uses as much as digits as its factorization.

20701076117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 32.

Adding to 20701076117 its reverse (71167010702), we get a palindrome (91868086819).

The spelling of 20701076117 in words is "twenty billion, seven hundred one million, seventy-six thousand, one hundred seventeen".