11112001121112 has 32 divisors (see below), whose sum is σ = 27783004330800. Its totient is φ = 3703600169984.

The previous prime is 11112001121071. The next prime is 11112001121119. The reversal of 11112001121112 is 21112110021111.

It is a junction number, because it is equal to n+sod(n) for n = 11112001121091 and 11112001121100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112001121119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24785937 + ... + 25230272.

Almost surely, 2^{11112001121112} is an apocalyptic number.

11112001121112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11112001121112 is an abundant number, since it is smaller than the sum of its proper divisors (16671003209688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112001121112 is a wasteful number, since it uses less digits than its factorization.

11112001121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50025475 (or 50025471 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11112001121112 its reverse (21112110021111), we get a palindrome (32224111142223).

The spelling of 11112001121112 in words is "eleven trillion, one hundred twelve billion, one million, one hundred twenty-one thousand, one hundred twelve".