2131330303133 has 4 divisors (see below), whose sum is σ = 2157008981568. Its totient is φ = 2105651624700.

The previous prime is 2131330303111. The next prime is 2131330303139. The reversal of 2131330303133 is 3313030331312.

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 a cyclic number.

It is not a de Polignac number, because 2131330303133 - 2²⁴ = 2131313525917 is a prime.

It is a super-2 number, since 2×2131330303133² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131330303139) 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, 12839339093 + ... + 12839339258.

It is an arithmetic number, because the mean of its divisors is an integer number (539252245392).

Almost surely, 2^{2131330303133} is an apocalyptic number.

It is an amenable number.

2131330303133 is a deficient number, since it is larger than the sum of its proper divisors (25678678435).

2131330303133 is an equidigital number, since it uses as much as digits as its factorization.

2131330303133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25678678434.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 2131330303133 its reverse (3313030331312), we get a palindrome (5444360634445).

The spelling of 2131330303133 in words is "two trillion, one hundred thirty-one billion, three hundred thirty million, three hundred three thousand, one hundred thirty-three".