131313022230203 has 4 divisors (see below), whose sum is σ = 143250569705688. Its totient is φ = 119375474754720.

The previous prime is 131313022230157. The next prime is 131313022230239. The reversal of 131313022230203 is 302032220313131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131313022230203 - 2¹⁸ = 131313021968059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131313022230263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5968773737726 + ... + 5968773737747.

It is an arithmetic number, because the mean of its divisors is an integer number (35812642426422).

Almost surely, 2^{131313022230203} is an apocalyptic number.

131313022230203 is a deficient number, since it is larger than the sum of its proper divisors (11937547475485).

131313022230203 is a wasteful number, since it uses less digits than its factorization.

131313022230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11937547475484.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 131313022230203 its reverse (302032220313131), we get a palindrome (433345242543334).

The spelling of 131313022230203 in words is "one hundred thirty-one trillion, three hundred thirteen billion, twenty-two million, two hundred thirty thousand, two hundred three".