106646821107 has 8 divisors (see below), whose sum is σ = 148378185984. Its totient is φ = 68006668488.

The previous prime is 106646821091. The next prime is 106646821109. The reversal of 106646821107 is 701128646601.

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

It is not a de Polignac number, because 106646821107 - 2⁴ = 106646821091 is a prime.

It is a super-2 number, since 2×106646821107² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106646821109) 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, 772802983 + ... + 772803120.

It is an arithmetic number, because the mean of its divisors is an integer number (18547273248).

Almost surely, 2^106646821107 is an apocalyptic number.

106646821107 is a deficient number, since it is larger than the sum of its proper divisors (41731364877).

106646821107 is a wasteful number, since it uses less digits than its factorization.

106646821107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545606129.

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 106646821107 in words is "one hundred six billion, six hundred forty-six million, eight hundred twenty-one thousand, one hundred seven".