2031300133 has 4 divisors (see below), whose sum is σ = 2054123820. Its totient is φ = 2008476448.

The previous prime is 2031300121. The next prime is 2031300143. The reversal of 2031300133 is 3310031302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3310031302 = 2 ⋅1655015651.

It can be written as a sum of positive squares in 2 ways, for example, as 265787809 + 1765512324 = 16303^2 + 42018^2 .

It is a cyclic number.

It is not a de Polignac number, because 2031300133 - 2²⁹ = 1494429221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031300113) 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, 11411710 + ... + 11411887.

It is an arithmetic number, because the mean of its divisors is an integer number (513530955).

Almost surely, 2^2031300133 is an apocalyptic number.

It is an amenable number.

2031300133 is a deficient number, since it is larger than the sum of its proper divisors (22823687).

2031300133 is an equidigital number, since it uses as much as digits as its factorization.

2031300133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22823686.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 2031300133 is about 45069.9471155669. The cubic root of 2031300133 is about 1266.4596737091.

Adding to 2031300133 its reverse (3310031302), we get a palindrome (5341331435).

The spelling of 2031300133 in words is "two billion, thirty-one million, three hundred thousand, one hundred thirty-three".