10118661811 has 2 divisors, whose sum is σ = 10118661812. Its totient is φ = 10118661810.

The previous prime is 10118661803. The next prime is 10118661827. The reversal of 10118661811 is 11816681101.

10118661811 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (11816681101) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 11819981101 and 10118991811.

It is a cyclic number.

It is not a de Polignac number, because 10118661811 - 2³ = 10118661803 is a prime.

It is not a weakly prime, because it can be changed into another prime (10118661611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5059330905 + 5059330906.

It is an arithmetic number, because the mean of its divisors is an integer number (5059330906).

Almost surely, 2^10118661811 is an apocalyptic number.

10118661811 is a deficient number, since it is larger than the sum of its proper divisors (1).

10118661811 is an equidigital number, since it uses as much as digits as its factorization.

10118661811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 34.

The spelling of 10118661811 in words is "ten billion, one hundred eighteen million, six hundred sixty-one thousand, eight hundred eleven".