106043121 has 8 divisors (see below), whose sum is σ = 157100960. Its totient is φ = 70695396.

The previous prime is 106043107. The next prime is 106043129. The reversal of 106043121 is 121340601.

It is a happy number.

106043121 is a `hidden beast` number, since 10 + 604 + 31 + 21 = 666.

It is not a de Polignac number, because 106043121 - 2⁶ = 106043057 is a prime.

It is a super-2 number, since 2×106043121² = 22490287022841282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106043094 and 106043103.

It is not an unprimeable number, because it can be changed into a prime (106043129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1963735 + ... + 1963788.

It is an arithmetic number, because the mean of its divisors is an integer number (19637620).

Almost surely, 2^106043121 is an apocalyptic number.

It is an amenable number.

106043121 is a deficient number, since it is larger than the sum of its proper divisors (51057839).

106043121 is an equidigital number, since it uses as much as digits as its factorization.

106043121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3927532 (or 3927526 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 106043121 is about 10297.7240689387. The cubic root of 106043121 is about 473.3265150884.

Adding to 106043121 its reverse (121340601), we get a palindrome (227383722).

The spelling of 106043121 in words is "one hundred six million, forty-three thousand, one hundred twenty-one".