131233333223 has 4 divisors (see below), whose sum is σ = 131238589440. Its totient is φ = 131228077008.

The previous prime is 131233333219. The next prime is 131233333267. The reversal of 131233333223 is 322333332131.

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 131233333223 - 2² = 131233333219 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 (131233393223) 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, 2590478 + ... + 2640651.

It is an arithmetic number, because the mean of its divisors is an integer number (32809647360).

Almost surely, 2^131233333223 is an apocalyptic number.

131233333223 is a deficient number, since it is larger than the sum of its proper divisors (5256217).

131233333223 is an equidigital number, since it uses as much as digits as its factorization.

131233333223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5256216.

The product of its digits is 17496, while the sum is 29.

Adding to 131233333223 its reverse (322333332131), we get a palindrome (453566665354).

The spelling of 131233333223 in words is "one hundred thirty-one billion, two hundred thirty-three million, three hundred thirty-three thousand, two hundred twenty-three".