106600121 has 4 divisors (see below), whose sum is σ = 107136000. Its totient is φ = 106064244.

The previous prime is 106600097. The next prime is 106600133. The reversal of 106600121 is 121006601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106600121 - 2⁶ = 106600057 is a prime.

It is a super-2 number, since 2×106600121² = 22727171594429282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 106600121.

It is not an unprimeable number, because it can be changed into a prime (106600171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267641 + ... + 268038.

It is an arithmetic number, because the mean of its divisors is an integer number (26784000).

Almost surely, 2^106600121 is an apocalyptic number.

It is an amenable number.

106600121 is a deficient number, since it is larger than the sum of its proper divisors (535879).

106600121 is an equidigital number, since it uses as much as digits as its factorization.

106600121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535878.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 106600121 is about 10324.7334590293. The cubic root of 106600121 is about 474.1537968173.

Adding to 106600121 its reverse (121006601), we get a palindrome (227606722).

The spelling of 106600121 in words is "one hundred six million, six hundred thousand, one hundred twenty-one".