112010121120109 has 4 divisors (see below), whose sum is σ = 112010803553116. Its totient is φ = 112009438687104.

The previous prime is 112010121120077. The next prime is 112010121120119. The reversal of 112010121120109 is 901021121010211.

It is a happy number.

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 65287127202025 + 46722993918084 = 8080045^2 + 6835422^2 .

It is a cyclic number.

It is not a de Polignac number, because 112010121120109 - 2⁵ = 112010121120077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112010121120109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112010121120119) 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, 340970244 + ... + 341298589.

It is an arithmetic number, because the mean of its divisors is an integer number (28002700888279).

Almost surely, 2^{112010121120109} is an apocalyptic number.

It is an amenable number.

112010121120109 is a deficient number, since it is larger than the sum of its proper divisors (682433007).

112010121120109 is an equidigital number, since it uses as much as digits as its factorization.

112010121120109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682433006.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 112010121120109 in words is "one hundred twelve trillion, ten billion, one hundred twenty-one million, one hundred twenty thousand, one hundred nine".