10112130109 has 2 divisors, whose sum is σ = 10112130110. Its totient is φ = 10112130108.

The previous prime is 10112130073. The next prime is 10112130139. The reversal of 10112130109 is 90103121101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7382590084 + 2729540025 = 85922^2 + 52245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10112130109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10112130139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056065054 + 5056065055.

It is an arithmetic number, because the mean of its divisors is an integer number (5056065055).

Almost surely, 2^10112130109 is an apocalyptic number.

It is an amenable number.

10112130109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112130109 is an equidigital number, since it uses as much as digits as its factorization.

10112130109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 19.

The spelling of 10112130109 in words is "ten billion, one hundred twelve million, one hundred thirty thousand, one hundred nine".