106506165611 has 2 divisors, whose sum is σ = 106506165612. Its totient is φ = 106506165610.

The previous prime is 106506165587. The next prime is 106506165613. The reversal of 106506165611 is 116561605601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106506165611 is a prime.

It is a super-2 number, since 2×106506165611² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 106506165613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106506165613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53253082805 + 53253082806.

It is an arithmetic number, because the mean of its divisors is an integer number (53253082806).

Almost surely, 2^106506165611 is an apocalyptic number.

106506165611 is a deficient number, since it is larger than the sum of its proper divisors (1).

106506165611 is an equidigital number, since it uses as much as digits as its factorization.

106506165611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 106506165611 in words is "one hundred six billion, five hundred six million, one hundred sixty-five thousand, six hundred eleven".