30023202230173 has 2 divisors, whose sum is σ = 30023202230174. Its totient is φ = 30023202230172.

The previous prime is 30023202230171. The next prime is 30023202230183. The reversal of 30023202230173 is 37103220232003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29753512083684 + 269690146489 = 5454678^2 + 519317^2 .

It is a cyclic number.

It is not a de Polignac number, because 30023202230173 - 2¹ = 30023202230171 is a prime.

Together with 30023202230171, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30023202230171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15011601115086 + 15011601115087.

It is an arithmetic number, because the mean of its divisors is an integer number (15011601115087).

Almost surely, 2^{30023202230173} is an apocalyptic number.

It is an amenable number.

30023202230173 is a deficient number, since it is larger than the sum of its proper divisors (1).

30023202230173 is an equidigital number, since it uses as much as digits as its factorization.

30023202230173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 28.

Adding to 30023202230173 its reverse (37103220232003), we get a palindrome (67126422462176).

The spelling of 30023202230173 in words is "thirty trillion, twenty-three billion, two hundred two million, two hundred thirty thousand, one hundred seventy-three".