2131332313333 has 4 divisors (see below), whose sum is σ = 2131421116960. Its totient is φ = 2131243509708.

The previous prime is 2131332313301. The next prime is 2131332313373. The reversal of 2131332313333 is 3333132331312.

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 2131332313333 - 2⁵ = 2131332313301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2131332313295 and 2131332313304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131332313373) 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, 44365803 + ... + 44413816.

It is an arithmetic number, because the mean of its divisors is an integer number (532855279240).

Almost surely, 2^{2131332313333} is an apocalyptic number.

It is an amenable number.

2131332313333 is a deficient number, since it is larger than the sum of its proper divisors (88803627).

2131332313333 is an equidigital number, since it uses as much as digits as its factorization.

2131332313333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88803626.

The product of its digits is 26244, while the sum is 31.

Adding to 2131332313333 its reverse (3333132331312), we get a palindrome (5464464644645).

The spelling of 2131332313333 in words is "two trillion, one hundred thirty-one billion, three hundred thirty-two million, three hundred thirteen thousand, three hundred thirty-three".