111201030212112 has 180 divisors, whose sum is σ = 319896518812416. Its totient is φ = 36059593271040.

The previous prime is 111201030212057. The next prime is 111201030212143. The reversal of 111201030212112 is 211212030102111.

It is a happy number.

111201030212112 is a `hidden beast` number, since 111 + 201 + 0 + 30 + 212 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1378137433 + ... + 1378218119.

Almost surely, 2^{111201030212112} is an apocalyptic number.

111201030212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111201030212112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159948259406208).

111201030212112 is an abundant number, since it is smaller than the sum of its proper divisors (208695488600304).

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

111201030212112 is a wasteful number, since it uses less digits than its factorization.

111201030212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87766 (or 87720 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111201030212112 its reverse (211212030102111), we get a palindrome (322413060314223).

The spelling of 111201030212112 in words is "one hundred eleven trillion, two hundred one billion, thirty million, two hundred twelve thousand, one hundred twelve".