116340221066 has 8 divisors (see below), whose sum is σ = 174514267044. Its totient is φ = 58168798720.

The previous prime is 116340221057. The next prime is 116340221087. The reversal of 116340221066 is 660122043611.

It can be written as a sum of positive squares in 2 ways, for example, as 90764215441 + 25576005625 = 301271^2 + 159925^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541025 + ... + 724836.

Almost surely, 2^116340221066 is an apocalyptic number.

116340221066 is a deficient number, since it is larger than the sum of its proper divisors (58174045978).

116340221066 is a wasteful number, since it uses less digits than its factorization.

116340221066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311816.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 116340221066 its reverse (660122043611), we get a palindrome (776462264677).

The spelling of 116340221066 in words is "one hundred sixteen billion, three hundred forty million, two hundred twenty-one thousand, sixty-six".