105068121 has 4 divisors (see below), whose sum is σ = 140090832. Its totient is φ = 70045412.

The previous prime is 105068113. The next prime is 105068141. The reversal of 105068121 is 121860501.

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 105068121 - 2³ = 105068113 is a prime.

It is a super-2 number, since 2×105068121² = 22078620100941282, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 105068091 and 105068100.

It is not an unprimeable number, because it can be changed into a prime (105068111) 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 3 ways as a sum of consecutive naturals, for example, 17511351 + ... + 17511356.

It is an arithmetic number, because the mean of its divisors is an integer number (35022708).

Almost surely, 2^105068121 is an apocalyptic number.

It is an amenable number.

105068121 is a deficient number, since it is larger than the sum of its proper divisors (35022711).

105068121 is an equidigital number, since it uses as much as digits as its factorization.

105068121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35022710.

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 105068121 is about 10250.2741914546. The cubic root of 105068121 is about 471.8713994784.

The spelling of 105068121 in words is "one hundred five million, sixty-eight thousand, one hundred twenty-one".