100100109101 has 2 divisors, whose sum is σ = 100100109102. Its totient is φ = 100100109100.

The previous prime is 100100109077. The next prime is 100100109133. The reversal of 100100109101 is 101901001001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52695498025 + 47404611076 = 229555^2 + 217726^2 .

It is a cyclic number.

It is not a de Polignac number, because 100100109101 - 2⁶ = 100100109037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100100109001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050054550 + 50050054551.

It is an arithmetic number, because the mean of its divisors is an integer number (50050054551).

Almost surely, 2^100100109101 is an apocalyptic number.

It is an amenable number.

100100109101 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100109101 is an equidigital number, since it uses as much as digits as its factorization.

100100109101 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 14.

The spelling of 100100109101 in words is "one hundred billion, one hundred million, one hundred nine thousand, one hundred one".