106505506111 has 8 divisors (see below), whose sum is σ = 112865382000. Its totient is φ = 100324781760.

The previous prime is 106505506109. The next prime is 106505506171. The reversal of 106505506111 is 111605505601.

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

It is a cyclic number.

It is not a de Polignac number, because 106505506111 - 2¹ = 106505506109 is a prime.

It is a super-2 number, since 2×106505506111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106505506171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44786661 + ... + 44789038.

It is an arithmetic number, because the mean of its divisors is an integer number (14108172750).

Almost surely, 2^106505506111 is an apocalyptic number.

106505506111 is a deficient number, since it is larger than the sum of its proper divisors (6359875889).

106505506111 is an equidigital number, since it uses as much as digits as its factorization.

106505506111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89575769.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 106505506111 in words is "one hundred six billion, five hundred five million, five hundred six thousand, one hundred eleven".