111010031211112 has 192 divisors, whose sum is σ = 239097241832400. Its totient is φ = 48220913664000.

The previous prime is 111010031211073. The next prime is 111010031211127. The reversal of 111010031211112 is 211112130010111.

It can be written as a sum of positive squares in 8 ways, for example, as 105298915848676 + 5711115362436 = 10261526^2 + 2389794^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13986392808 + ... + 13986400744.

Almost surely, 2^{111010031211112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111010031211112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119548620916200).

111010031211112 is an abundant number, since it is smaller than the sum of its proper divisors (128087210621288).

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

111010031211112 is a wasteful number, since it uses less digits than its factorization.

111010031211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13028 (or 13013 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 111010031211112 its reverse (211112130010111), we get a palindrome (322122161221223).

The spelling of 111010031211112 in words is "one hundred eleven trillion, ten billion, thirty-one million, two hundred eleven thousand, one hundred twelve".