117041606221 has 2 divisors, whose sum is σ = 117041606222. Its totient is φ = 117041606220.

The previous prime is 117041606177. The next prime is 117041606261. The reversal of 117041606221 is 122606140711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101662134025 + 15379472196 = 318845^2 + 124014^2 .

It is a cyclic number.

It is not a de Polignac number, because 117041606221 - 2⁷ = 117041606093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117041606261) 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, 58520803110 + 58520803111.

It is an arithmetic number, because the mean of its divisors is an integer number (58520803111).

Almost surely, 2^117041606221 is an apocalyptic number.

It is an amenable number.

117041606221 is a deficient number, since it is larger than the sum of its proper divisors (1).

117041606221 is an equidigital number, since it uses as much as digits as its factorization.

117041606221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 31.

Adding to 117041606221 its reverse (122606140711), we get a palindrome (239647746932).

The spelling of 117041606221 in words is "one hundred seventeen billion, forty-one million, six hundred six thousand, two hundred twenty-one".