23112130110109 has 2 divisors, whose sum is σ = 23112130110110. Its totient is φ = 23112130110108.

The previous prime is 23112130110077. The next prime is 23112130110247. The reversal of 23112130110109 is 90101103121132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22915340278009 + 196789832100 = 4786997^2 + 443610^2 .

It is a cyclic number.

It is not a de Polignac number, because 23112130110109 - 2⁵ = 23112130110077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23112130110709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556065055054 + 11556065055055.

It is an arithmetic number, because the mean of its divisors is an integer number (11556065055055).

Almost surely, 2^{23112130110109} is an apocalyptic number.

It is an amenable number.

23112130110109 is a deficient number, since it is larger than the sum of its proper divisors (1).

23112130110109 is an equidigital number, since it uses as much as digits as its factorization.

23112130110109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 23112130110109 in words is "twenty-three trillion, one hundred twelve billion, one hundred thirty million, one hundred ten thousand, one hundred nine".