112112012110109 has 12 divisors (see below), whose sum is σ = 123236434432608. Its totient is φ = 101915151435240.

The previous prime is 112112012110067. The next prime is 112112012110139. The reversal of 112112012110109 is 901011210211211.

It is a de Polignac number, because none of the positive numbers 2^k-112112012110109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112012110139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19539539 + ... + 24617424.

It is an arithmetic number, because the mean of its divisors is an integer number (10269702869384).

Almost surely, 2^{112112012110109} is an apocalyptic number.

It is an amenable number.

112112012110109 is a deficient number, since it is larger than the sum of its proper divisors (11124422322499).

112112012110109 is a wasteful number, since it uses less digits than its factorization.

112112012110109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44177968 (or 44177957 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 112112012110109 in words is "one hundred twelve trillion, one hundred twelve billion, twelve million, one hundred ten thousand, one hundred nine".