111043121201112 has 64 divisors (see below), whose sum is σ = 281125621324800. Its totient is φ = 36545343943680.

The previous prime is 111043121201101. The next prime is 111043121201113. The reversal of 111043121201112 is 211102121340111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111043121201113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156485013 + ... + 157193019.

It is an arithmetic number, because the mean of its divisors is an integer number (4392587833200).

Almost surely, 2^{111043121201112} is an apocalyptic number.

111043121201112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111043121201112 is an abundant number, since it is smaller than the sum of its proper divisors (170082500123688).

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

111043121201112 is a wasteful number, since it uses less digits than its factorization.

111043121201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790816 (or 790812 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 21.

Adding to 111043121201112 its reverse (211102121340111), we get a palindrome (322145242541223).

The spelling of 111043121201112 in words is "one hundred eleven trillion, forty-three billion, one hundred twenty-one million, two hundred one thousand, one hundred twelve".