23144011013 has 2 divisors, whose sum is σ = 23144011014. Its totient is φ = 23144011012.

The previous prime is 23144010991. The next prime is 23144011057. The reversal of 23144011013 is 31011044132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20860891489 + 2283119524 = 144433^2 + 47782^2 .

It is a cyclic number.

It is not a de Polignac number, because 23144011013 - 2¹⁰ = 23144009989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53144011013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572005506 + 11572005507.

It is an arithmetic number, because the mean of its divisors is an integer number (11572005507).

Almost surely, 2^23144011013 is an apocalyptic number.

It is an amenable number.

23144011013 is a deficient number, since it is larger than the sum of its proper divisors (1).

23144011013 is an equidigital number, since it uses as much as digits as its factorization.

23144011013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 23144011013 its reverse (31011044132), we get a palindrome (54155055145).

The spelling of 23144011013 in words is "twenty-three billion, one hundred forty-four million, eleven thousand, thirteen".