109666666901 has 8 divisors (see below), whose sum is σ = 120695094144. Its totient is φ = 98814694720.

The previous prime is 109666666897. The next prime is 109666666931.

109666666901 is nontrivially palindromic in base 10.

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 109666666901 - 2² = 109666666897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109666666931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44112461 + ... + 44114946.

It is an arithmetic number, because the mean of its divisors is an integer number (15086886768).

Almost surely, 2^109666666901 is an apocalyptic number.

109666666901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

109666666901 is a deficient number, since it is larger than the sum of its proper divisors (11028427243).

109666666901 is a wasteful number, since it uses less digits than its factorization.

109666666901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88227531.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The spelling of 109666666901 in words is "one hundred nine billion, six hundred sixty-six million, six hundred sixty-six thousand, nine hundred one".