131224230023 has 2 divisors, whose sum is σ = 131224230024. Its totient is φ = 131224230022.

The previous prime is 131224230019. The next prime is 131224230029. The reversal of 131224230023 is 320032422131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131224230023 - 2² = 131224230019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131224230029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65612115011 + 65612115012.

It is an arithmetic number, because the mean of its divisors is an integer number (65612115012).

Almost surely, 2^131224230023 is an apocalyptic number.

131224230023 is a deficient number, since it is larger than the sum of its proper divisors (1).

131224230023 is an equidigital number, since it uses as much as digits as its factorization.

131224230023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 131224230023 its reverse (320032422131), we get a palindrome (451256652154).

The spelling of 131224230023 in words is "one hundred thirty-one billion, two hundred twenty-four million, two hundred thirty thousand, twenty-three".