111220202010112 has 160 divisors (see below), whose sum is σ = 242901543931200. Its totient is φ = 50568700723200.

The previous prime is 111220202010107. The next prime is 111220202010119. The reversal of 111220202010112 is 211010202022111.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220202010119) 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, 133363258 + ... + 134194630.

It is an arithmetic number, because the mean of its divisors is an integer number (1518134649570).

Almost surely, 2^{111220202010112} 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 111220202010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121450771965600).

111220202010112 is an abundant number, since it is smaller than the sum of its proper divisors (131681341921088).

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

111220202010112 is a wasteful number, since it uses less digits than its factorization.

111220202010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831704 (or 831688 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111220202010112 its reverse (211010202022111), we get a palindrome (322230404032223).

The spelling of 111220202010112 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred two million, ten thousand, one hundred twelve".