20230100173 has 2 divisors, whose sum is σ = 20230100174. Its totient is φ = 20230100172.

The previous prime is 20230100089. The next prime is 20230100213. The reversal of 20230100173 is 37100103202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19578166084 + 651934089 = 139922^2 + 25533^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230100173 - 2²⁵ = 20196545741 is a prime.

It is a super-2 number, since 2×20230100173² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20230100173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230200173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115050086 + 10115050087.

It is an arithmetic number, because the mean of its divisors is an integer number (10115050087).

Almost surely, 2^20230100173 is an apocalyptic number.

It is an amenable number.

20230100173 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230100173 is an equidigital number, since it uses as much as digits as its factorization.

20230100173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

Adding to 20230100173 its reverse (37100103202), we get a palindrome (57330203375).

The spelling of 20230100173 in words is "twenty billion, two hundred thirty million, one hundred thousand, one hundred seventy-three".