116255221057 has 4 divisors (see below), whose sum is σ = 116256053956. Its totient is φ = 116254388160.

The previous prime is 116255221039. The next prime is 116255221063. The reversal of 116255221057 is 750122552611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 7687607041 + 108567614016 = 87679^2 + 329496^2 .

It is a cyclic number.

It is not a de Polignac number, because 116255221057 - 2¹¹ = 116255219009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116255221097) 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 in 3 ways as a sum of consecutive naturals, for example, 150444 + ... + 505117.

It is an arithmetic number, because the mean of its divisors is an integer number (29064013489).

Almost surely, 2^116255221057 is an apocalyptic number.

It is an amenable number.

116255221057 is a deficient number, since it is larger than the sum of its proper divisors (832899).

116255221057 is an equidigital number, since it uses as much as digits as its factorization.

116255221057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832898.

The product of its (nonzero) digits is 42000, while the sum is 37.

Adding to 116255221057 its reverse (750122552611), we get a palindrome (866377773668).

The spelling of 116255221057 in words is "one hundred sixteen billion, two hundred fifty-five million, two hundred twenty-one thousand, fifty-seven".