117220456229 has 2 divisors, whose sum is σ = 117220456230. Its totient is φ = 117220456228.

The previous prime is 117220456183. The next prime is 117220456273. The reversal of 117220456229 is 922654022711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66064420900 + 51156035329 = 257030^2 + 226177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117220456229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117220456429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58610228114 + 58610228115.

It is an arithmetic number, because the mean of its divisors is an integer number (58610228115).

Almost surely, 2^117220456229 is an apocalyptic number.

It is an amenable number.

117220456229 is a deficient number, since it is larger than the sum of its proper divisors (1).

117220456229 is an equidigital number, since it uses as much as digits as its factorization.

117220456229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 117220456229 in words is "one hundred seventeen billion, two hundred twenty million, four hundred fifty-six thousand, two hundred twenty-nine".