115111666100611 has 2 divisors, whose sum is σ = 115111666100612. Its totient is φ = 115111666100610.

The previous prime is 115111666100591. The next prime is 115111666100663. The reversal of 115111666100611 is 116001666111511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115111666100611 - 2⁵ = 115111666100579 is a prime.

It is not a weakly prime, because it can be changed into another prime (115111666100681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57555833050305 + 57555833050306.

It is an arithmetic number, because the mean of its divisors is an integer number (57555833050306).

Almost surely, 2^{115111666100611} is an apocalyptic number.

115111666100611 is a deficient number, since it is larger than the sum of its proper divisors (1).

115111666100611 is an equidigital number, since it uses as much as digits as its factorization.

115111666100611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 37.

The spelling of 115111666100611 in words is "one hundred fifteen trillion, one hundred eleven billion, six hundred sixty-six million, one hundred thousand, six hundred eleven".