2133300322121 has 4 divisors (see below), whose sum is σ = 2140029976452. Its totient is φ = 2126570667792.

The previous prime is 2133300322103. The next prime is 2133300322129. The reversal of 2133300322121 is 1212230033312.

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 1115600688400 + 1017699633721 = 1056220^2 + 1008811^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2133300322121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133300322129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3364826690 + ... + 3364827323.

It is an arithmetic number, because the mean of its divisors is an integer number (535007494113).

Almost surely, 2^{2133300322121} is an apocalyptic number.

It is an amenable number.

2133300322121 is a deficient number, since it is larger than the sum of its proper divisors (6729654331).

2133300322121 is an equidigital number, since it uses as much as digits as its factorization.

2133300322121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6729654330.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2133300322121 its reverse (1212230033312), we get a palindrome (3345530355433).

The spelling of 2133300322121 in words is "two trillion, one hundred thirty-three billion, three hundred million, three hundred twenty-two thousand, one hundred twenty-one".