116217220373 has 2 divisors, whose sum is σ = 116217220374. Its totient is φ = 116217220372.

The previous prime is 116217220363. The next prime is 116217220397. The reversal of 116217220373 is 373022712611.

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., 101545470244 + 14671750129 = 318662^2 + 121127^2 .

It is a cyclic number.

It is not a de Polignac number, because 116217220373 - 2¹⁸ = 116216958229 is a prime.

It is a super-2 number, since 2×116217220373² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116217220303) 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, 58108610186 + 58108610187.

It is an arithmetic number, because the mean of its divisors is an integer number (58108610187).

Almost surely, 2^116217220373 is an apocalyptic number.

It is an amenable number.

116217220373 is a deficient number, since it is larger than the sum of its proper divisors (1).

116217220373 is an equidigital number, since it uses as much as digits as its factorization.

116217220373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

Adding to 116217220373 its reverse (373022712611), we get a palindrome (489239932984).

The spelling of 116217220373 in words is "one hundred sixteen billion, two hundred seventeen million, two hundred twenty thousand, three hundred seventy-three".