2131233330333 has 4 divisors (see below), whose sum is σ = 2841644440448. Its totient is φ = 1420822220220.

The previous prime is 2131233330311. The next prime is 2131233330341. The reversal of 2131233330333 is 3330333321312.

It is a happy number.

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 not a de Polignac number, because 2131233330333 - 2²⁰ = 2131232281757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2131233330333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131233370333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355205555053 + ... + 355205555058.

It is an arithmetic number, because the mean of its divisors is an integer number (710411110112).

Almost surely, 2^{2131233330333} is an apocalyptic number.

It is an amenable number.

2131233330333 is a deficient number, since it is larger than the sum of its proper divisors (710411110115).

2131233330333 is an equidigital number, since it uses as much as digits as its factorization.

2131233330333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710411110114.

The product of its (nonzero) digits is 26244, while the sum is 30.

Adding to 2131233330333 its reverse (3330333321312), we get a palindrome (5461566651645).

The spelling of 2131233330333 in words is "two trillion, one hundred thirty-one billion, two hundred thirty-three million, three hundred thirty thousand, three hundred thirty-three".