112012100211005 has 4 divisors (see below), whose sum is σ = 134414520253212. Its totient is φ = 89609680168800.

The previous prime is 112012100210981. The next prime is 112012100211047. The reversal of 112012100211005 is 500112001210211.

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 78666025755769 + 33346074455236 = 8869387^2 + 5774606^2 .

It is not a de Polignac number, because 112012100211005 - 2²⁸ = 112011831775549 is a prime.

It is a super-2 number, since 2×112012100211005² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11201210021096 + ... + 11201210021105.

It is an arithmetic number, because the mean of its divisors is an integer number (33603630063303).

Almost surely, 2^{112012100211005} is an apocalyptic number.

It is an amenable number.

112012100211005 is a deficient number, since it is larger than the sum of its proper divisors (22402420042207).

112012100211005 is an equidigital number, since it uses as much as digits as its factorization.

112012100211005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22402420042206.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 112012100211005 its reverse (500112001210211), we get a palindrome (612124101421216).

The spelling of 112012100211005 in words is "one hundred twelve trillion, twelve billion, one hundred million, two hundred eleven thousand, five".