23323210218173 has 2 divisors, whose sum is σ = 23323210218174. Its totient is φ = 23323210218172.

The previous prime is 23323210218127. The next prime is 23323210218181. The reversal of 23323210218173 is 37181201232332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15073200586084 + 8250009632089 = 3882422^2 + 2872283^2 .

It is a cyclic number.

It is not a de Polignac number, because 23323210218173 - 2¹² = 23323210214077 is a prime.

It is a super-3 number, since 3×23323210218173³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23323210214173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11661605109086 + 11661605109087.

It is an arithmetic number, because the mean of its divisors is an integer number (11661605109087).

Almost surely, 2^{23323210218173} is an apocalyptic number.

It is an amenable number.

23323210218173 is a deficient number, since it is larger than the sum of its proper divisors (1).

23323210218173 is an equidigital number, since it uses as much as digits as its factorization.

23323210218173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 23323210218173 in words is "twenty-three trillion, three hundred twenty-three billion, two hundred ten million, two hundred eighteen thousand, one hundred seventy-three".