23131134421127 has 2 divisors, whose sum is σ = 23131134421128. Its totient is φ = 23131134421126.

The previous prime is 23131134421117. The next prime is 23131134421141. The reversal of 23131134421127 is 72112443113132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23131134421127 - 2¹² = 23131134417031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23131134421117) 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, 11565567210563 + 11565567210564.

It is an arithmetic number, because the mean of its divisors is an integer number (11565567210564).

Almost surely, 2^{23131134421127} is an apocalyptic number.

23131134421127 is a deficient number, since it is larger than the sum of its proper divisors (1).

23131134421127 is an equidigital number, since it uses as much as digits as its factorization.

23131134421127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

Adding to 23131134421127 its reverse (72112443113132), we get a palindrome (95243577534259).

The spelling of 23131134421127 in words is "twenty-three trillion, one hundred thirty-one billion, one hundred thirty-four million, four hundred twenty-one thousand, one hundred twenty-seven".