101110100010109 has 4 divisors (see below), whose sum is σ = 101150985617116. Its totient is φ = 101069214403104.

The previous prime is 101110100010103. The next prime is 101110100010229. The reversal of 101110100010109 is 901010001011101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73023809887609 + 28086290122500 = 8545397^2 + 5299650^2 .

It is a cyclic number.

It is not a de Polignac number, because 101110100010109 - 2⁵ = 101110100010077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101110100010092 and 101110100010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101110100010103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20442799794 + ... + 20442804739.

It is an arithmetic number, because the mean of its divisors is an integer number (25287746404279).

Almost surely, 2^{101110100010109} is an apocalyptic number.

It is an amenable number.

101110100010109 is a deficient number, since it is larger than the sum of its proper divisors (40885607007).

101110100010109 is an equidigital number, since it uses as much as digits as its factorization.

101110100010109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40885607006.

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 101110100010109 in words is "one hundred one trillion, one hundred ten billion, one hundred million, ten thousand, one hundred nine".