23144320323401 has 2 divisors, whose sum is σ = 23144320323402. Its totient is φ = 23144320323400.

The previous prime is 23144320323367. The next prime is 23144320323407. The reversal of 23144320323401 is 10432302344132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19158304080400 + 3986016243001 = 4377020^2 + 1996501^2 .

It is a cyclic number.

It is not a de Polignac number, because 23144320323401 - 2³⁰ = 23143246581577 is a prime.

It is not a weakly prime, because it can be changed into another prime (23144320323407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572160161700 + 11572160161701.

It is an arithmetic number, because the mean of its divisors is an integer number (11572160161701).

Almost surely, 2^{23144320323401} is an apocalyptic number.

It is an amenable number.

23144320323401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23144320323401 is an equidigital number, since it uses as much as digits as its factorization.

23144320323401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 23144320323401 its reverse (10432302344132), we get a palindrome (33576622667533).

The spelling of 23144320323401 in words is "twenty-three trillion, one hundred forty-four billion, three hundred twenty million, three hundred twenty-three thousand, four hundred one".