23318189826031 has 2 divisors, whose sum is σ = 23318189826032. Its totient is φ = 23318189826030.

The previous prime is 23318189826023. The next prime is 23318189826109. The reversal of 23318189826031 is 13062898181332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23318189826031 - 2³ = 23318189826023 is a prime.

It is a super-3 number, since 3×23318189826031³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23318189826331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11659094913015 + 11659094913016.

It is an arithmetic number, because the mean of its divisors is an integer number (11659094913016).

Almost surely, 2^{23318189826031} is an apocalyptic number.

23318189826031 is a deficient number, since it is larger than the sum of its proper divisors (1).

23318189826031 is an equidigital number, since it uses as much as digits as its factorization.

23318189826031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 23318189826031 in words is "twenty-three trillion, three hundred eighteen billion, one hundred eighty-nine million, eight hundred twenty-six thousand, thirty-one".