116111181151 has 4 divisors (see below), whose sum is σ = 132698492752. Its totient is φ = 99523869552.

The previous prime is 116111181089. The next prime is 116111181191. The reversal of 116111181151 is 151181111611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151181111611 = 12577 ⋅12020443.

It is a cyclic number.

It is not a de Polignac number, because 116111181151 - 2⁷ = 116111181023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116111181191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8293655790 + ... + 8293655803.

It is an arithmetic number, because the mean of its divisors is an integer number (33174623188).

Almost surely, 2^116111181151 is an apocalyptic number.

116111181151 is a deficient number, since it is larger than the sum of its proper divisors (16587311601).

116111181151 is an equidigital number, since it uses as much as digits as its factorization.

116111181151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16587311600.

The product of its digits is 240, while the sum is 28.

Adding to 116111181151 its reverse (151181111611), we get a palindrome (267292292762).

The spelling of 116111181151 in words is "one hundred sixteen billion, one hundred eleven million, one hundred eighty-one thousand, one hundred fifty-one".