2133030303121 has 4 divisors (see below), whose sum is σ = 2136509961652. Its totient is φ = 2129550644592.

The previous prime is 2133030303109. The next prime is 2133030303169. The reversal of 2133030303121 is 1213030303312.

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 75065040400 + 2057965262721 = 273980^2 + 1434561^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133030303121 - 2²⁵ = 2132996748689 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2133030303092 and 2133030303101.

It is not an unprimeable number, because it can be changed into a prime (2133030303191) 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, 1739828346 + ... + 1739829571.

It is an arithmetic number, because the mean of its divisors is an integer number (534127490413).

Almost surely, 2^{2133030303121} is an apocalyptic number.

It is an amenable number.

2133030303121 is a deficient number, since it is larger than the sum of its proper divisors (3479658531).

2133030303121 is an equidigital number, since it uses as much as digits as its factorization.

2133030303121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3479658530.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2133030303121 its reverse (1213030303312), we get a palindrome (3346060606433).

The spelling of 2133030303121 in words is "two trillion, one hundred thirty-three billion, thirty million, three hundred three thousand, one hundred twenty-one".