112011212111109 has 32 divisors (see below), whose sum is σ = 160068410889984. Its totient is φ = 69490547596800.

The previous prime is 112011212111039. The next prime is 112011212111137. The reversal of 112011212111109 is 901111212110211.

It is not a de Polignac number, because 112011212111109 - 2⁹ = 112011212110597 is a prime.

It is a super-2 number, since 2×112011212111109² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011212111609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25686409 + ... + 29729009.

It is an arithmetic number, because the mean of its divisors is an integer number (5002137840312).

Almost surely, 2^{112011212111109} is an apocalyptic number.

It is an amenable number.

112011212111109 is a deficient number, since it is larger than the sum of its proper divisors (48057198778875).

112011212111109 is a wasteful number, since it uses less digits than its factorization.

112011212111109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053517.

The product of its (nonzero) digits is 72, while the sum is 24.

The spelling of 112011212111109 in words is "one hundred twelve trillion, eleven billion, two hundred twelve million, one hundred eleven thousand, one hundred nine".