100010010109 has 2 divisors, whose sum is σ = 100010010110. Its totient is φ = 100010010108.

The previous prime is 100010010097. The next prime is 100010010137. The reversal of 100010010109 is 901010010001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76440084484 + 23569925625 = 276478^2 + 153525^2 .

It is a cyclic number.

It is not a de Polignac number, because 100010010109 - 2⁵ = 100010010077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100016010109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005005054 + 50005005055.

It is an arithmetic number, because the mean of its divisors is an integer number (50005005055).

Almost surely, 2^100010010109 is an apocalyptic number.

It is an amenable number.

100010010109 is a deficient number, since it is larger than the sum of its proper divisors (1).

100010010109 is an equidigital number, since it uses as much as digits as its factorization.

100010010109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 13.

The spelling of 100010010109 in words is "one hundred billion, ten million, ten thousand, one hundred nine".