101723307089 has 2 divisors, whose sum is σ = 101723307090. Its totient is φ = 101723307088.

The previous prime is 101723307071. The next prime is 101723307097. The reversal of 101723307089 is 980703327101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60358662400 + 41364644689 = 245680^2 + 203383^2 .

It is an emirp because it is prime and its reverse (980703327101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101723307089 - 2¹⁶ = 101723241553 is a prime.

It is not a weakly prime, because it can be changed into another prime (101723306089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50861653544 + 50861653545.

It is an arithmetic number, because the mean of its divisors is an integer number (50861653545).

Almost surely, 2^101723307089 is an apocalyptic number.

It is an amenable number.

101723307089 is a deficient number, since it is larger than the sum of its proper divisors (1).

101723307089 is an equidigital number, since it uses as much as digits as its factorization.

101723307089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 41.

The spelling of 101723307089 in words is "one hundred one billion, seven hundred twenty-three million, three hundred seven thousand, eighty-nine".