23145202303 has 2 divisors, whose sum is σ = 23145202304. Its totient is φ = 23145202302.

The previous prime is 23145202291. The next prime is 23145202337. The reversal of 23145202303 is 30320254132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23145202303 - 2⁵ = 23145202271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23145202903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572601151 + 11572601152.

It is an arithmetic number, because the mean of its divisors is an integer number (11572601152).

Almost surely, 2^23145202303 is an apocalyptic number.

23145202303 is a deficient number, since it is larger than the sum of its proper divisors (1).

23145202303 is an equidigital number, since it uses as much as digits as its factorization.

23145202303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 23145202303 its reverse (30320254132), we get a palindrome (53465456435).

The spelling of 23145202303 in words is "twenty-three billion, one hundred forty-five million, two hundred two thousand, three hundred three".