23144242141 has 2 divisors, whose sum is σ = 23144242142. Its totient is φ = 23144242140.

The previous prime is 23144242123. The next prime is 23144242157. The reversal of 23144242141 is 14124244132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19489556025 + 3654686116 = 139605^2 + 60454^2 .

It is a cyclic number.

It is not a de Polignac number, because 23144242141 - 2⁹ = 23144241629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23144242841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572121070 + 11572121071.

It is an arithmetic number, because the mean of its divisors is an integer number (11572121071).

Almost surely, 2^23144242141 is an apocalyptic number.

It is an amenable number.

23144242141 is a deficient number, since it is larger than the sum of its proper divisors (1).

23144242141 is an equidigital number, since it uses as much as digits as its factorization.

23144242141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6144, while the sum is 28.

Adding to 23144242141 its reverse (14124244132), we get a palindrome (37268486273).

The spelling of 23144242141 in words is "twenty-three billion, one hundred forty-four million, two hundred forty-two thousand, one hundred forty-one".