10333123121 has 4 divisors (see below), whose sum is σ = 10502518644. Its totient is φ = 10163727600.

The previous prime is 10333123103. The next prime is 10333123159. The reversal of 10333123121 is 12132133301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2382904225 + 7950218896 = 48815^2 + 89164^2 .

It is a cyclic number.

It is not a de Polignac number, because 10333123121 - 2⁶ = 10333123057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10333123093 and 10333123102.

It is not an unprimeable number, because it can be changed into a prime (10333120121) 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 3 ways as a sum of consecutive naturals, for example, 84697670 + ... + 84697791.

It is an arithmetic number, because the mean of its divisors is an integer number (2625629661).

Almost surely, 2^10333123121 is an apocalyptic number.

It is an amenable number.

10333123121 is a deficient number, since it is larger than the sum of its proper divisors (169395523).

10333123121 is an equidigital number, since it uses as much as digits as its factorization.

10333123121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169395522.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10333123121 its reverse (12132133301), we get a palindrome (22465256422).

The spelling of 10333123121 in words is "ten billion, three hundred thirty-three million, one hundred twenty-three thousand, one hundred twenty-one".