131233334243 has 16 divisors (see below), whose sum is σ = 150867263232. Its totient is φ = 112986060000.

The previous prime is 131233334203. The next prime is 131233334257. The reversal of 131233334243 is 342433332131.

It is not a de Polignac number, because 131233334243 - 2⁶ = 131233334179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131233334203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2542313 + ... + 2593418.

It is an arithmetic number, because the mean of its divisors is an integer number (9429203952).

Almost surely, 2^131233334243 is an apocalyptic number.

131233334243 is a deficient number, since it is larger than the sum of its proper divisors (19633928989).

131233334243 is a wasteful number, since it uses less digits than its factorization.

131233334243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5135866.

The product of its digits is 46656, while the sum is 32.

Adding to 131233334243 its reverse (342433332131), we get a palindrome (473666666374).

The spelling of 131233334243 in words is "one hundred thirty-one billion, two hundred thirty-three million, three hundred thirty-four thousand, two hundred forty-three".