131334334213 has 4 divisors (see below), whose sum is σ = 132120767520. Its totient is φ = 130547900908.

The previous prime is 131334334199. The next prime is 131334334267. The reversal of 131334334213 is 312433433131.

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 131334334213 - 2¹⁷ = 131334203141 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 (131334335213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393216403 + ... + 393216736.

It is an arithmetic number, because the mean of its divisors is an integer number (33030191880).

Almost surely, 2^131334334213 is an apocalyptic number.

It is an amenable number.

131334334213 is a deficient number, since it is larger than the sum of its proper divisors (786433307).

131334334213 is an equidigital number, since it uses as much as digits as its factorization.

131334334213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786433306.

The product of its digits is 23328, while the sum is 31.

Adding to 131334334213 its reverse (312433433131), we get a palindrome (443767767344).

The spelling of 131334334213 in words is "one hundred thirty-one billion, three hundred thirty-four million, three hundred thirty-four thousand, two hundred thirteen".